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Search review questions
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.
2,353 questions in 210 reviews · Neonatal
current versionsNo studies 432 · 18.4%Ungraded 99 · 4.2%Very low 609 · 25.9%Low 737 · 31.3%Moderate 385 · 16.4%High 91 · 3.9%
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 |
|---|---|---|---|
Methylxanthine vs placebo or control Failed apnea reduction · preterm infants with apnea Methylxanthine for the prevention and treatment of apnea in preterm infants (2023) · Cochrane | RR 0.48 [0.33, 0.7] | 4 studies · 174 participants | Low |
Methylxanthine vs placebo or control Positive‐pressure ventilation after institution of treatment · preterm infants with apnea Methylxanthine for the prevention and treatment of apnea in preterm infants (2023) · Cochrane | RR 0.34 [0.12, 0.97] | 5 studies · 192 participants | Low |
Methylxanthine vs placebo or control Supplemental oxygen at 36 weeks' postmenstrual age · preterm infants with apnea Methylxanthine for the prevention and treatment of apnea in preterm infants (2023) · Cochrane | RR 0.72 [0.58, 0.89] | 1 study · 805 participants | Moderate |
Methylxanthine vs placebo or control Death or major neurodevelopmental disability at 18 to 24 months · preterm infants prior to extubation Methylxanthine for the prevention and treatment of apnea in preterm infants (2023) · Cochrane | RR 0.85 [0.73, 0.99] | 1 study · 676 participants | Moderate |
Methylxanthine vs placebo or control Death at hospital discharge · preterm infants prior to extubation Methylxanthine for the prevention and treatment of apnea in preterm infants (2023) · Cochrane | no estimate extracted | NR | No studies |
Methylxanthine vs placebo or control Major neurodevelopmental disability at 18 to 24 months · preterm infants prior to extubation Methylxanthine for the prevention and treatment of apnea in preterm infants (2023) · Cochrane | no estimate extracted | NR | No studies |
Methylxanthine vs placebo or control Major neurodevelopmental disability at 18 to 24 months · preterm infants at risk of or with apnea; preterm infants undergoing extubation Methylxanthine for the prevention and treatment of apnea in preterm infants (2023) · Cochrane | RR 0.85 [0.76, 0.96] | 1 study · 1869 participants | Moderate |
Methylxanthine vs placebo or control a) Cerebral palsy or gross motor disability · preterm infants prior to extubation Methylxanthine for the prevention and treatment of apnea in preterm infants (2023) · Cochrane | RR 0.54 [0.32, 0.92] | 1 study · 644 participants | Moderate |
Methylxanthine vs placebo or control b) Developmental delay at 18 to 24 months · preterm infants prior to extubation Methylxanthine for the prevention and treatment of apnea in preterm infants (2023) · Cochrane | RR 0.83 [0.68, 1.01] | 1 study · 612 participants | Moderate |
Methylxanthine vs placebo or control Failed extubation · preterm infants prior to extubation Methylxanthine for the prevention and treatment of apnea in preterm infants (2023) · Cochrane | RR 0.48 [0.32, 0.71] | 6 studies · 197 participants | Moderate |
Methylxanthine vs placebo or control Supplemental oxygen at 36 weeks' postmenstrual age · preterm infants prior to extubation Methylxanthine for the prevention and treatment of apnea in preterm infants (2023) · Cochrane | RR 0.81 [0.7, 0.92] | 2 studies · 704 participants | Moderate |
Methylxanthine vs placebo or control a) Cerebral palsy or gross motor disability · preterm infants at risk of or with apnea; preterm infants undergoing extubation Methylxanthine for the prevention and treatment of apnea in preterm infants (2023) · Cochrane | RR 0.6 [0.41, 0.88] | 1 study · 1810 participants | Moderate |
Methylxanthine vs placebo or control b) Developmental delay at 18 to 24 months · preterm infants at risk of or with apnea; preterm infants undergoing extubation Methylxanthine for the prevention and treatment of apnea in preterm infants (2023) · Cochrane | RR 0.88 [0.78, 1] | 1 study · 1725 participants | Moderate |
Methylxanthine vs placebo or control Any apneic episodes · preterm infants at risk of or with apnea; preterm infants undergoing extubation Methylxanthine for the prevention and treatment of apnea in preterm infants (2023) · Cochrane | RR 0.31 [0.18, 0.52] | 4 studies · 167 participants | Moderate |
Methylxanthine vs placebo or control Failed apnea reduction · preterm infants at risk of or with apnea; preterm infants undergoing extubation Methylxanthine for the prevention and treatment of apnea in preterm infants (2023) · Cochrane | RR 0.48 [0.33, 0.7] | 4 studies · 174 participants | Moderate |
Methylxanthine vs placebo or control Positive‐pressure ventilation after institution of treatment · preterm infants at risk of or with apnea; preterm infants undergoing extubation Methylxanthine for the prevention and treatment of apnea in preterm infants (2023) · Cochrane | RR 0.61 [0.39, 0.96] | 9 studies · 373 participants | Low |
Methylxanthine vs placebo or control Supplemental oxygen at 36 weeks' postmenstrual age · preterm infants at risk of or with apnea; preterm infants undergoing extubation Methylxanthine for the prevention and treatment of apnea in preterm infants (2023) · Cochrane | RR 0.77 [0.69, 0.85] | 4 studies · 2142 participants | High |
CHG‐IPA vs PI Proven catheter‐related bloodstream infection (CRBSI) expressed by the authors of the individual trials as absolute rates · neonates that require central line Antiseptic solutions for skin preparation during central catheter insertion in neonates (2023) · Cochrane | RR 1.32 [0.53, 3.25] | 2 studies · 352 participants | Low |
CHG‐IPA vs CHG‐A Premature central line removal, defined as number of central venous catheters (CVC) removed in the trial as deemed by the author as the source of infection (premature central line removal) · neonates that require central line Antiseptic solutions for skin preparation during central catheter insertion in neonates (2023) · Cochrane | RR 0.91 [0.26, 3.19] | 1 study · 106 participants | Moderate |
CHG‐IPA vs CHG‐A Chemical burns or contact dermatitis, measured using a scoring system or by clinical judgement as described by the trial author during or after the application of antiseptic solutions (dermatitis) · neonates that require central line Antiseptic solutions for skin preparation during central catheter insertion in neonates (2023) · Cochrane | RR 0.98 [0.47, 2.03] | 1 study · 106 participants | Moderate |
CHG‐IPA vs CHG‐A All‐cause mortality throughout the hospital admission of the participant · neonates that require central line Antiseptic solutions for skin preparation during central catheter insertion in neonates (2023) · Cochrane | no estimate extracted | NR | No studies |
CHG‐IPA vs PI Central line‐associated bloodstream infection (CLABSI) expressed using absolute rates of infants · neonates that require central line Antiseptic solutions for skin preparation during central catheter insertion in neonates (2023) · Cochrane | RR 1 [0.07, 15.08] | 1 study · 48 participants | Very low |
CHG‐IPA vs PI The proportion of infants or catheters with exit‐site infection, either microbiologically or clinically documented · neonates that require central line Antiseptic solutions for skin preparation during central catheter insertion in neonates (2023) · Cochrane | no estimate extracted | NR | No studies |
CHG‐IPA vs PI Premature central line removal, defined as number of central venous catheters (CVCs) removed in the trial as deemed by the author as the source of infection · neonates that require central line Antiseptic solutions for skin preparation during central catheter insertion in neonates (2023) · Cochrane | no estimate extracted | NR | No studies |
CHG‐IPA vs PI Chemical burns or contact dermatitis, measured using a scoring system or by clinical judgement as described by the trial author during or after the application of antiseptic solutions (dermatitis) · neonates that require central line Antiseptic solutions for skin preparation during central catheter insertion in neonates (2023) · Cochrane | RR 1.04 [0.24, 4.48] | 2 studies · 352 participants | Very low |
CHG‐IPA vs PI All‐cause mortality throughout the hospital admission of the participant (mortality) · neonates that require central line Antiseptic solutions for skin preparation during central catheter insertion in neonates (2023) · Cochrane | RR 0.88 [0.46, 1.68] | 1 study · 304 participants | Low |
CHG‐IPA vs CHG‐A Proven catheter‐related bloodstream infection (CRBSI) expressed by the authors of the individual trial as absolute rates · neonates that require central line Antiseptic solutions for skin preparation during central catheter insertion in neonates (2023) · Cochrane | RR 0.8 [0.34, 1.87] | 1 study · 106 participants | Low |
CHG‐IPA vs CHG‐A Central‐line associated bloodstream infection (CLABSI) expressed by the authors of the individual trial as absolute rates · neonates that require central line Antiseptic solutions for skin preparation during central catheter insertion in neonates (2023) · Cochrane | RR 1.14 [0.34, 3.84] | 1 study · 106 participants | Low |
CHG‐IPA vs CHG‐A The proportion of infants or catheters with exit‐site infection, either microbiologically or clinically documented · neonates that require central line Antiseptic solutions for skin preparation during central catheter insertion in neonates (2023) · Cochrane | no estimate extracted | NR | No studies |
High‐dose vs standard‐dose strategies All‐cause mortality prior to hospital discharge · preterm infants with or at risk for apnea of prematurity Caffeine dosing regimens in preterm infants with or at risk for apnea of prematurity (2023) · Cochrane | RR 0.86 [0.53, 1.38] | 5 studies · 723 participants | Low |
High‐dose vs standard‐dose strategies Major neurodevelopmental disability in children aged 18 to 24 months CA · preterm infants at risk for apnea of prematurity Caffeine dosing regimens in preterm infants with or at risk for apnea of prematurity (2023) · Cochrane | no estimate extracted | NR | No studies |
High‐dose vs standard‐dose strategies Major neurodevelopmental disability in children aged 3 to 5 years CA · preterm infants at risk for apnea of prematurity Caffeine dosing regimens in preterm infants with or at risk for apnea of prematurity (2023) · Cochrane | RR 0.79 [0.51, 1.24] | 1 study · 46 participants | Very low |
High‐dose vs standard‐dose strategies Mortality or major neurodevelopmental disability in children aged 18 to 24 months and 3 to 5 years CA · preterm infants at risk for apnea of prematurity Caffeine dosing regimens in preterm infants with or at risk for apnea of prematurity (2023) · Cochrane | no estimate extracted | NR | No studies |
High‐dose vs standard‐dose strategies Bronchopulmonary dysplasia/chronic lung disease (BPD) at 36 weeks' postmenstrual age · preterm infants at risk for apnea of prematurity Caffeine dosing regimens in preterm infants with or at risk for apnea of prematurity (2023) · Cochrane | RR 0.89 [0.61, 1.3] | 2 studies · 152 participants | Very low |
High‐dose vs standard‐dose strategies Side effects (tachycardia, agitation, or feed intolerance) leading to a reduction in dose or withholding of caffeine · preterm infants at risk for apnea of prematurity Caffeine dosing regimens in preterm infants with or at risk for apnea of prematurity (2023) · Cochrane | no estimate extracted | NR | No studies |
High‐dose vs standard‐dose strategies Duration of hospital stay (days) · preterm infants at risk for apnea of prematurity Caffeine dosing regimens in preterm infants with or at risk for apnea of prematurity (2023) · Cochrane | no estimate extracted | 1 study · 1 participants | Very low |
High‐dose vs standard‐dose strategies Seizures (clinically diagnosed; diagnosed by electroencephalography) · preterm infants at risk for apnea of prematurity Caffeine dosing regimens in preterm infants with or at risk for apnea of prematurity (2023) · Cochrane | no estimate extracted | NR | No studies |
High‐dose vs standard‐dose strategies All‐cause mortality prior to hospital discharge · preterm infants with or at risk for apnea of prematurity Caffeine dosing regimens in preterm infants with or at risk for apnea of prematurity (2023) · Cochrane | RR 0.75 [0.4, 1.4] | 3 studies · 333 participants | Very low |
High‐dose vs standard‐dose strategies Major neurodevelopmental disability in children aged 18 to 24 months CA · preterm infants with or at risk for apnea of prematurity Caffeine dosing regimens in preterm infants with or at risk for apnea of prematurity (2023) · Cochrane | no estimate extracted | NR | No studies |
High‐dose vs standard‐dose strategies Major neurodevelopmental disability in children aged 3 to 5 years CA · preterm infants with or at risk for apnea of prematurity Caffeine dosing regimens in preterm infants with or at risk for apnea of prematurity (2023) · Cochrane | no estimate extracted | NR | No studies |
High‐dose vs standard‐dose strategies Major neurodevelopmental disability in children aged 18 to 24 months CA · preterm infants with or at risk for apnea of prematurity Caffeine dosing regimens in preterm infants with or at risk for apnea of prematurity (2023) · Cochrane | no estimate extracted | NR | No studies |
High‐dose vs standard‐dose strategies Mortality or major neurodevelopmental disability in children aged 18 to 24 months and 3 to 5 years CA · preterm infants with or at risk for apnea of prematurity Caffeine dosing regimens in preterm infants with or at risk for apnea of prematurity (2023) · Cochrane | no estimate extracted | NR | No studies |
High‐dose vs standard‐dose strategies Bronchopulmonary dysplasia/chronic lung disease (BPD) at 36 weeks' postmenstrual age · preterm infants with or at risk for apnea of prematurity Caffeine dosing regimens in preterm infants with or at risk for apnea of prematurity (2023) · Cochrane | RR 0.72 [0.47, 1.11] | 3 studies · 333 participants | Very low |
High‐dose vs standard‐dose strategies Side effects (tachycardia, agitation or feed intolerance) leading to a reduction in dose or withholding of caffeine: high‐loading and high‐maintenance dose standard‐loading and standard‐maintenance dose · preterm infants with or at risk for apnea of prematurity Caffeine dosing regimens in preterm infants with or at risk for apnea of prematurity (2023) · Cochrane | RR 1.92 [0.53, 6.9] | 2 studies · 150 participants | Very low |
High‐dose vs standard‐dose strategies Duration of hospital stay (days) · preterm infants with or at risk for apnea of prematurity Caffeine dosing regimens in preterm infants with or at risk for apnea of prematurity (2023) · Cochrane | no estimate extracted | NR | No studies |
High‐dose vs standard‐dose strategies Seizures (clinically diagnosed; diagnosed by electroencephalography) · preterm infants with or at risk for apnea of prematurity Caffeine dosing regimens in preterm infants with or at risk for apnea of prematurity (2023) · Cochrane | no estimate extracted | NR | No studies |
High‐dose vs standard‐dose strategies All‐cause mortality prior to hospital discharge · preterm infants with or at risk for apnea of prematurity Caffeine dosing regimens in preterm infants with or at risk for apnea of prematurity (2023) · Cochrane | RR 0.75 [0.25, 2.3] | 1 study · 238 participants | Very low |
High‐dose vs standard‐dose strategies Major neurodevelopmental disability in children aged 18 to 24 months CA · preterm infants with or at risk for apnea of prematurity Caffeine dosing regimens in preterm infants with or at risk for apnea of prematurity (2023) · Cochrane | no estimate extracted | NR | No studies |
High‐dose vs standard‐dose strategies Major neurodevelopmental disability in children aged 3 to 5 years CA · preterm infants with or at risk for apnea of prematurity Caffeine dosing regimens in preterm infants with or at risk for apnea of prematurity (2023) · Cochrane | no estimate extracted | NR | No studies |
High‐dose vs standard‐dose strategies Mortality or major neurodevelopmental disability in children aged 18 to 24 months and 3 to 5 years CA · preterm infants with or at risk for apnea of prematurity Caffeine dosing regimens in preterm infants with or at risk for apnea of prematurity (2023) · Cochrane | no estimate extracted | NR | No studies |