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Each row is one question a systematic review asked: who, what, compared with what, and which outcome, with the effect it found and how certain that is. Words match anywhere in the field.
1,361 questions in 120 reviews · Developmental, Psychosocial and Learning Problems
current versionsNo studies 286 · 21%Ungraded 61 · 4.5%Very low 381 · 28%Low 381 · 28%Moderate 228 · 16.8%High 24 · 1.8%
Ungraded means an effect was reported without a GRADE rating; it is not a gap. No studies means the review found nothing to answer the question. The six categories are a display order, not a score.
| Question | Effect | Evidence | Status / GRADE |
|---|---|---|---|
Constraint induced movement therapy (CIMT) vs different forms CIMT Individualised measures of performance ‐ not measured · children with unilateral cerebral palsy Constraint‐induced movement therapy in children with unilateral cerebral palsy (2019) · Cochrane | no estimate extracted | NR | No studies |
Constraint induced movement therapy (CIMT) vs different forms CIMT Adverse events · children with unilateral cerebral palsy Constraint‐induced movement therapy in children with unilateral cerebral palsy (2019) · Cochrane | no estimate extracted | 3 studies · 94 participants | Ungraded |
Constraint induced movement therapy (CIMT) vs low‐dose comparison Unimanual capacity · children with unilateral cerebral palsy Constraint‐induced movement therapy in children with unilateral cerebral palsy (2019) · Cochrane | no estimate extracted | 2 studies · 103 participants | Very low |
Constraint induced movement therapy (CIMT) vs low‐dose comparison Manual ability ‐ not measured · children with unilateral cerebral palsy Constraint‐induced movement therapy in children with unilateral cerebral palsy (2019) · Cochrane | no estimate extracted | NR | No studies |
Constraint induced movement therapy (CIMT) vs low‐dose comparison Self‐care ‐ not measured · children with unilateral cerebral palsy Constraint‐induced movement therapy in children with unilateral cerebral palsy (2019) · Cochrane | no estimate extracted | NR | No studies |
Constraint induced movement therapy (CIMT) vs low‐dose comparison Individualised measures of performance ‐ not measured · children with unilateral cerebral palsy Constraint‐induced movement therapy in children with unilateral cerebral palsy (2019) · Cochrane | no estimate extracted | NR | No studies |
Constraint induced movement therapy (CIMT) vs low‐dose comparison Adverse events · children with unilateral cerebral palsy Constraint‐induced movement therapy in children with unilateral cerebral palsy (2019) · Cochrane | no estimate extracted | 16 studies · 454 participants | Ungraded |
Constraint induced movement therapy (CIMT) vs high‐dose comparison Bimanual performance · children with unilateral cerebral palsy Constraint‐induced movement therapy in children with unilateral cerebral palsy (2019) · Cochrane | no estimate extracted | 3 studies · 126 participants | Low |
Constraint induced movement therapy (CIMT) vs high‐dose comparison Unimanual capacity · children with unilateral cerebral palsy Constraint‐induced movement therapy in children with unilateral cerebral palsy (2019) · Cochrane | no estimate extracted | 1 study · 43 participants | Very low |
Social skills training vs no intervention Teacher‐rated social skills Measured by: Conners Behavior Rating Scale: Social Problems Index; Strength and Difficulties Questionnaire: Prosocial Behaviour Subscale (teacher‐rated); Social Skills Improvement System; Social Skills Rating Scale: Coo... · children aged five to 18 years with ADHD Social skills training for attention deficit hyperactivity disorder (ADHD) in children aged 5 to 18 years (2019) · Cochrane | no estimate extracted | 11 studies · 1271 participants | Very low |
Social skills training vs no intervention Parent‐rated social skills Measured by: Social Skills Rating Scale; Weiss Functional Impairment Scale: Social Acitivities Domain (parent‐rated); Strength and Difficulties Questionnaire: Prosocial Behavior Subscale; Social Skills Improvement System · children aged five to 18 years with ADHD Social skills training for attention deficit hyperactivity disorder (ADHD) in children aged 5 to 18 years (2019) · Cochrane | no estimate extracted | 15 studies · 1609 participants | Very low |
Social skills training vs no intervention Teacher‐rated emotional competencies Measured by: Strengths and Difficulties Questionnaire: Emotional Symptoms Subscale; Conners Behavior Rating Scale: Emotional Index Score · children aged five to 18 years with ADHD Social skills training for attention deficit hyperactivity disorder (ADHD) in children aged 5 to 18 years (2019) · Cochrane | no estimate extracted | 129 participants | Very low |
Social skills training vs no intervention Teacher‐rated general behaviour Measured by: Self‐Control Rating Scale; Conners Behavior Rating Scale: Aggressiveness Index; Disruptive Behavior Disorders Rating Scale; Conners Teacher Rating Scale: Conduct Problems Index; Strengths and Difficulti... · children aged five to 18 years with ADHD Social skills training for attention deficit hyperactivity disorder (ADHD) in children aged 5 to 18 years (2019) · Cochrane | no estimate extracted | 1002 participants | Low |
Social skills training vs no intervention Parent‐rated general behaviour Measured by: Strengths and Difficulties Questionnaire (parent‐rated; total scores); Conners Behavior Rating Scale: Aggressiveness Index; Disruptive Behavior Disorders Rating Scale; Behavior Rating Inventory of Execut... · children aged five to 18 years with ADHD Social skills training for attention deficit hyperactivity disorder (ADHD) in children aged 5 to 18 years (2019) · Cochrane | no estimate extracted | 995 participants | Very low |
Social skills training vs no intervention Teacher‐rated ADHD symptoms Measured by: Disruptive Behavior Disorders Rating Scale; ADHD Rating Scales: Hyperactivity and Impulsivity Subscales (total scores); Conner Teacher Rating Scale: Hyperactivity Index; Strengths and Weaknesses of ADHD Sym... · children aged five to 18 years with ADHD Social skills training for attention deficit hyperactivity disorder (ADHD) in children aged 5 to 18 years (2019) · Cochrane | no estimate extracted | 14 studies · 1379 participants | Very low |
Social skills training vs no intervention Parent‐rated ADHD symptoms Measured by: Conners Parent Rating Scale: Hyperkinesis Index; Disruptive Behavior Disorders Rating Scale; Strengths and Weaknesses of ADHD Symptoms and Normal Behaviors; Sluggish Cognitive Tempo; ADHD Symptom Checklist; ... · children aged five to 18 years with ADHD Social skills training for attention deficit hyperactivity disorder (ADHD) in children aged 5 to 18 years (2019) · Cochrane | no estimate extracted | 11 studies · 1206 participants | Very low |
Standard ready‐to‐use therapeutic food (RUTF) provided at a dose that meets total daily nutritional requirements vs an alternative dietary approach Recovery during intervention defined as achieving WHZ ≥ −2 and absence of oedema in 1 study; reaching a WHZ score > −2 and without oedema in 1 study; WHZ > −2 in 1 study; having a WHZ score ≥ 0 in 1 study; reaching 100% weight for height in 1 stud... · children aged 6 months‐5 years with SAM (and mixed HIV comorbidity), some of whom had been stabilised as inpatients… Ready‐to‐use therapeutic food (RUTF) for home‐based nutritional rehabilitation of severe acute malnutrition… (2019) · Cochrane | RR 1.33 [1.16, 1.54] | 6 studies · 1852 participants | Moderate |
Standard ready‐to‐use therapeutic food (RUTF) vs RUTF using an alternative formulation Relapse during intervention defined as admission to inpatient therapeutic care, remain wasted, and dropouts during intervention period · children aged 6 months‐5 years with SAM (and mixed HIV comorbidity), some of whom had been stabilised as inpatients… Ready‐to‐use therapeutic food (RUTF) for home‐based nutritional rehabilitation of severe acute malnutrition… (2019) · Cochrane | RR 0.84 [0.72, 0.98] | 6 studies · 4188 participants | High |
Standard ready‐to‐use therapeutic food (RUTF) vs RUTF using an alternative formulation Mortality during intervention · children aged 6 months‐5 years with SAM (and mixed HIV comorbidity), some of whom had been stabilised as inpatients… Ready‐to‐use therapeutic food (RUTF) for home‐based nutritional rehabilitation of severe acute malnutrition… (2019) · Cochrane | RR 1 [0.8, 1.24] | 7 studies · 4309 participants | Moderate |
Standard ready‐to‐use therapeutic food (RUTF) vs RUTF using an alternative formulation Rate of weight gain (g/kg/day) during intervention defined as change over first 4, 8, 10, 16 weeks of the intervention period in 4 studies; change until end of intervention period (no maximum number of weeks applied) in 1 study; and regression ana... · children aged 6 months‐5 years with SAM (and mixed HIV comorbidity), some of whom had been stabilised as inpatients… Ready‐to‐use therapeutic food (RUTF) for home‐based nutritional rehabilitation of severe acute malnutrition… (2019) · Cochrane | no estimate extracted | 6 studies · 3807 participants | Low |
Standard ready‐to‐use therapeutic food (RUTF) provided at a dose that meets total daily nutritional requirements vs an alternative dietary approach Relapse during intervention defined as admission to inpatient therapeutic care or recurrence of oedema or systematic infections during the study period, and dropouts during intervention period · children aged 6 months‐5 years with SAM (and mixed HIV comorbidity), some of whom had been stabilised as inpatients… Ready‐to‐use therapeutic food (RUTF) for home‐based nutritional rehabilitation of severe acute malnutrition… (2019) · Cochrane | RR 0.55 [0.3, 1.01] | 4 studies · 1505 participants | Very low |
Standard ready‐to‐use therapeutic food (RUTF) provided at a dose that meets total daily nutritional requirements vs an alternative dietary approach Mortality during intervention · children aged 6 months‐5 years with SAM (and mixed HIV comorbidity), some of whom had been stabilised as inpatients… Ready‐to‐use therapeutic food (RUTF) for home‐based nutritional rehabilitation of severe acute malnutrition… (2019) · Cochrane | RR 1.05 [0.51, 2.16] | 4 studies · 1505 participants | Very low |
Standard ready‐to‐use therapeutic food (RUTF) provided at a dose that meets total daily nutritional requirements vs an alternative dietary approach Rate of weight gain (g/kg/day) during intervention 3 studies measured weight gain during the first 4 weeks of the intervention period and 1 study until recovery or 16 weeks after enrolment, whichever was earlier · children aged 6 months‐5 years with SAM (and mixed HIV comorbidity), some of whom had been stabilised as inpatients… Ready‐to‐use therapeutic food (RUTF) for home‐based nutritional rehabilitation of severe acute malnutrition… (2019) · Cochrane | no estimate extracted | 4 studies · 1450 participants | Low |
Standard ready‐to‐use therapeutic food (RUTF) provided at a dose that meets total daily nutritional requirements vs as a supplement to the usual diet Recovery during intervention defined as WHZ > 0 in 1 study; 100% weight for height in 1 study · children aged 6 months‐5 years with SAM (1 study included HIV‐uninfected children; 1 study included HIV‐infected… Ready‐to‐use therapeutic food (RUTF) for home‐based nutritional rehabilitation of severe acute malnutrition… (2019) · Cochrane | RR 1.41 [1.19, 1.68] | 2 studies · 210 participants | Low |
Standard ready‐to‐use therapeutic food (RUTF) provided at a dose that meets total daily nutritional requirements vs as a supplement to the usual diet Relapse during intervention defined as admission to inpatient therapeutic care or recurrence of oedema or systematic infections during the study period, and dropouts during intervention period · children aged 6 months‐5 years with SAM (1 study included HIV‐uninfected children; 1 study included HIV‐infected… Ready‐to‐use therapeutic food (RUTF) for home‐based nutritional rehabilitation of severe acute malnutrition… (2019) · Cochrane | RR 0.11 [0.01, 0.85] | 2 studies · 210 participants | Low |
Standard ready‐to‐use therapeutic food (RUTF) provided at a dose that meets total daily nutritional requirements vs as a supplement to the usual diet Mortality during intervention · children aged 6 months‐5 years with SAM (1 study included HIV‐uninfected children; 1 study included HIV‐infected… Ready‐to‐use therapeutic food (RUTF) for home‐based nutritional rehabilitation of severe acute malnutrition… (2019) · Cochrane | RR 1.36 [0.46, 4.04] | 2 studies · 210 participants | Very low |
Standard ready‐to‐use therapeutic food (RUTF) provided at a dose that meets total daily nutritional requirements vs as a supplement to the usual diet Rate of weight gain (g/kg/day) during intervention defined as change between baseline and week 4 of the intervention period · children aged 6 months‐5 years with SAM (1 study included HIV‐uninfected children; 1 study included HIV‐infected… Ready‐to‐use therapeutic food (RUTF) for home‐based nutritional rehabilitation of severe acute malnutrition… (2019) · Cochrane | no estimate extracted | 2 studies · 206 participants | Very low |
Standard ready‐to‐use therapeutic food (RUTF) vs RUTF using an alternative formulation Recovery during intervention defined as weight gain ≥ 15% in relation to baseline weight, absence of complications and oedema, and MUAC > 110 mm in 2 studies; MUAC > 12.4 cm without oedema in 1 study; WHZ ≥ 80% for two consecutive visits in 1 stud... · children aged 6 months‐5 years with SAM (and mixed HIV comorbidity), some of whom had been stabilised as inpatients… Ready‐to‐use therapeutic food (RUTF) for home‐based nutritional rehabilitation of severe acute malnutrition… (2019) · Cochrane | RR 1.03 [0.99, 1.08] | 6 studies · 4188 participants | High |
Intermittent iron supplementation (alone or with any other micronutrients) vs no supplementation or placebo Anaemia (haemoglobin concentration below a cut‐off defined by the trialists, adjusted by altitude and smoking as appropriate) · adolescent and adult menstruating women Intermittent iron supplementation for reducing anaemia and its associated impairments in adolescent and… (2019) · Cochrane | RR 0.65 [0.49, 0.87] | 11 studies · 3135 participants | Low |
Intermittent iron supplementation vs daily iron supplementation Iron deficiency (as defined by the trialists using indicators of iron status such as ferritin or transferrin) · adolescent and adult menstruating women Intermittent iron supplementation for reducing anaemia and its associated impairments in adolescent and… (2019) · Cochrane | RR 4.3 [0.56, 33.2] | 1 study · 198 participants | Very low |
Intermittent iron supplementation vs daily iron supplementation Ferritin (µg/L) · adolescent and adult menstruating women Intermittent iron supplementation for reducing anaemia and its associated impairments in adolescent and… (2019) · Cochrane | no estimate extracted | 4 studies · 988 participants | Low |
Intermittent iron supplementation vs daily iron supplementation Iron deficiency anaemia (as defined by the presence of anaemia plus iron deficiency, diagnosed with an indicator of iron status selected by the trialists) · adolescent and adult menstruating women Intermittent iron supplementation for reducing anaemia and its associated impairments in adolescent and… (2019) · Cochrane | no estimate extracted | 0 studies · 0 participants | Ungraded |
Intermittent iron supplementation vs daily iron supplementation All‐cause morbidity (the most frequent event associated with the intervention, independent of the cause, as defined by the trialists) · adolescent and adult menstruating women Intermittent iron supplementation for reducing anaemia and its associated impairments in adolescent and… (2019) · Cochrane | no estimate extracted | 0 studies · 0 participants | Ungraded |
Intermittent iron supplementation vs daily iron supplementation Any adverse side effects · adolescent and adult menstruating women Intermittent iron supplementation for reducing anaemia and its associated impairments in adolescent and… (2019) · Cochrane | RR 0.41 [0.21, 0.82] | 6 studies · 1166 participants | Low |
Intermittent iron supplementation (alone or with any other micronutrients) vs no supplementation or placebo Haemoglobin (g/L) · adolescent and adult menstruating women Intermittent iron supplementation for reducing anaemia and its associated impairments in adolescent and… (2019) · Cochrane | no estimate extracted | 15 studies · 2886 participants | Moderate |
Intermittent iron supplementation (alone or with any other micronutrients) vs no supplementation or placebo Iron deficiency (as defined by trialists by using indicators of iron status such as ferritin or transferrin) · adolescent and adult menstruating women Intermittent iron supplementation for reducing anaemia and its associated impairments in adolescent and… (2019) · Cochrane | RR 0.5 [0.24, 1.04] | 3 studies · 624 participants | Low |
Intermittent iron supplementation (alone or with any other micronutrients) vs no supplementation or placebo Ferritin (µg/L) · adolescent and adult menstruating women Intermittent iron supplementation for reducing anaemia and its associated impairments in adolescent and… (2019) · Cochrane | no estimate extracted | 7 studies · 1067 participants | Low |
Intermittent iron supplementation (alone or with any other micronutrients) vs no supplementation or placebo Iron deficiency anaemia (as defined by the presence of anaemia plus iron deficiency diagnosed with an indicator of iron status selected by the trialists) · adolescent and adult menstruating women Intermittent iron supplementation for reducing anaemia and its associated impairments in adolescent and… (2019) · Cochrane | RR 0.07 [0, 1.16] | 1 study · 97 participants | Low |
Intermittent iron supplementation (alone or with any other micronutrients) vs no supplementation or placebo All‐cause morbidity (the most frequent event associated with the intervention, independent of the cause, as defined by the trialists) · adolescent and adult menstruating women Intermittent iron supplementation for reducing anaemia and its associated impairments in adolescent and… (2019) · Cochrane | RR 1.12 [0.82, 1.52] | 1 study · 119 participants | Low |
Intermittent iron supplementation (alone or with any other micronutrients) vs no supplementation or placebo Any adverse side effects · adolescent and adult menstruating women Intermittent iron supplementation for reducing anaemia and its associated impairments in adolescent and… (2019) · Cochrane | RR 1.98 [0.31, 12.72] | 3 studies · 630 participants | Moderate |
Intermittent iron supplementation vs daily iron supplementation Anaemia (haemoglobin concentration below a cut‐off defined by the trialists, adjusted by altitude and smoking as appropriate) · adolescent and adult menstruating women Intermittent iron supplementation for reducing anaemia and its associated impairments in adolescent and… (2019) · Cochrane | RR 1.09 [0.93, 1.29] | 8 studies · 1749 participants | Moderate |
Intermittent iron supplementation vs daily iron supplementation Haemoglobin (g/L) · adolescent and adult menstruating women Intermittent iron supplementation for reducing anaemia and its associated impairments in adolescent and… (2019) · Cochrane | no estimate extracted | 10 studies · 2127 participants | Low |
IPV‐OPV vs OPV Paralytic wild polio cases (Change in slope at 3 years) · infants Sequential inactivated (IPV) and live oral (OPV) poliovirus vaccines for preventing poliomyelitis (2019) · Cochrane | no estimate extracted | 1 participants | Very low |
IPV‐OPV vs IPV Persons with protective humoral response (Range of · infants Sequential inactivated (IPV) and live oral (OPV) poliovirus vaccines for preventing poliomyelitis (2019) · Cochrane | RR 1 [0.99, 1.01] | 10 studies · 2858 participants | Moderate |
IPV‐OPV vs IPV Neutralising antibodies with 2 IPV doses Geometric mean titres ( · infants Sequential inactivated (IPV) and live oral (OPV) poliovirus vaccines for preventing poliomyelitis (2019) · Cochrane | no estimate extracted | 2 studies · 363 participants | Moderate |
IPV‐OPV vs IPV Persons with faecal polio excretion after OPV challenge (Range of · infants Sequential inactivated (IPV) and live oral (OPV) poliovirus vaccines for preventing poliomyelitis (2019) · Cochrane | RR 0.52 [0.14, 1.97] | 2 studies · 822 participants | Very low |
IPV‐OPV vs IPV Vaccination coverage · infants Sequential inactivated (IPV) and live oral (OPV) poliovirus vaccines for preventing poliomyelitis (2019) · Cochrane | no estimate extracted | 0 studies · 0 participants | Ungraded |
IPV‐OPV vs IPV Serious adverse events (≥ 1 symptom related to study drug or not) (Range of · infants Sequential inactivated (IPV) and live oral (OPV) poliovirus vaccines for preventing poliomyelitis (2019) · Cochrane | RR 0.92 [0.6, 1.43] | 2 studies · 1063 participants | Low |
IPV(3)‐OPV vs IPV(2)‐OPV Paralytic polio · preventing poliomyelitis Sequential inactivated (IPV) and live oral (OPV) poliovirus vaccines for preventing poliomyelitis (2019) · Cochrane | no estimate extracted | 0 studies · 0 participants | Ungraded |
IPV(3)‐OPV vs IPV(2)‐OPV VAPP cases · preventing poliomyelitis Sequential inactivated (IPV) and live oral (OPV) poliovirus vaccines for preventing poliomyelitis (2019) · Cochrane | no estimate extracted | 0 studies · 0 participants | Ungraded |