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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.
3,601 questions in 252 reviews · Pregnancy and Childbirth
current versionsNo studies 726 · 20.2%Ungraded 421 · 11.7%Very low 828 · 23%Low 993 · 27.6%Moderate 486 · 13.5%High 147 · 4.1%
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 |
|---|---|---|---|
NSAID vs herbal analgesia Any breastfeeding at 6 weeks postpartum · women who have given birth vaginally, requiring analgesia for after‐birth pains. Relief of pain due to uterine cramping/involution after birth (2020) · Cochrane | no estimate extracted | NR | No studies |
TENS vs no TENS Adequate pain relief as reported by the woman (during next breast feed) · women who have given birth vaginally, requiring analgesia for after‐birth pains. Relief of pain due to uterine cramping/involution after birth (2020) · Cochrane | RR 4 [0.5, 31.98] | 1 study · 32 participants | Very low |
TENS vs no TENS Need for additional pain relief · women who have given birth vaginally, requiring analgesia for after‐birth pains. Relief of pain due to uterine cramping/involution after birth (2020) · Cochrane | no estimate extracted | NR | No studies |
TENS vs no TENS Maternal adverse events · women who have given birth vaginally, requiring analgesia for after‐birth pains. Relief of pain due to uterine cramping/involution after birth (2020) · Cochrane | no estimate extracted | 32 participants | Ungraded |
TENS vs no TENS Neonatal adverse events · women who have given birth vaginally, requiring analgesia for after‐birth pains. Relief of pain due to uterine cramping/involution after birth (2020) · Cochrane | no estimate extracted | NR | No studies |
TENS vs no TENS Duration of hospital stay · women who have given birth vaginally, requiring analgesia for after‐birth pains. Relief of pain due to uterine cramping/involution after birth (2020) · Cochrane | no estimate extracted | NR | No studies |
TENS vs no TENS Any breastfeeding at hospital discharge · women who have given birth vaginally, requiring analgesia for after‐birth pains. Relief of pain due to uterine cramping/involution after birth (2020) · Cochrane | no estimate extracted | NR | No studies |
TENS vs no TENS Any breastfeeding at 6 weeks postpartum · women who have given birth vaginally, requiring analgesia for after‐birth pains. Relief of pain due to uterine cramping/involution after birth (2020) · Cochrane | no estimate extracted | NR | No studies |
NSAID vs placebo Duration of hospital stay · women who have given birth vaginally, requiring analgesia for after‐birth pains. Relief of pain due to uterine cramping/involution after birth (2020) · Cochrane | no estimate extracted | NR | No studies |
NSAID vs placebo Any breastfeeding at hospital discharge · women who have given birth vaginally, requiring analgesia for after‐birth pains. Relief of pain due to uterine cramping/involution after birth (2020) · Cochrane | no estimate extracted | NR | No studies |
NSAID vs placebo Any breastfeeding at 6 weeks postpartum · women who have given birth vaginally, requiring analgesia for after‐birth pains. Relief of pain due to uterine cramping/involution after birth (2020) · Cochrane | no estimate extracted | NR | No studies |
NSAID vs opioid Adequate pain relief as reported by the woman (5 to 8 hours) · women who have given birth vaginally, requiring analgesia for after‐birth pains. Relief of pain due to uterine cramping/involution after birth (2020) · Cochrane | RR 1.33 [1.13, 1.57] | 5 studies · 560 participants | Moderate |
NSAID vs opioid Need for additional pain relief (6 to 8 hours) · women who have given birth vaginally, requiring analgesia for after‐birth pains. Relief of pain due to uterine cramping/involution after birth (2020) · Cochrane | RR 0.37 [0.12, 1.12] | 2 studies · 232 participants | Low |
Labour induction vs expectant management (infant/child outcomes) Perinatal death (intrauterine deaths plus neonatal deaths in the first week of life) · pregnant women at or beyond 37 weeks gestation Induction of labour at or beyond 37 weeks' gestation (2020) · Cochrane | RR 0.31 [0.15, 0.64] | 22 studies · 18795 participants | High |
Labour induction vs expectant management (maternal outcomes) Perineal trauma (severe perineal tear) · pregnant women at or beyond 37 weeks gestation Induction of labour at or beyond 37 weeks' gestation (2020) · Cochrane | RR 1.04 [0.85, 1.26] | 5 studies · 11589 participants | Low |
Labour induction vs expectant management (maternal outcomes) Postpartum haemorrhage · pregnant women at or beyond 37 weeks gestation Induction of labour at or beyond 37 weeks' gestation (2020) · Cochrane | RR 1.02 [0.91, 1.15] | 9 studies · 12609 participants | Moderate |
Labour induction vs expectant management (maternal outcomes) Breastfeeding at discharge · pregnant women at or beyond 37 weeks gestation Induction of labour at or beyond 37 weeks' gestation (2020) · Cochrane | RR 1 [0.96, 1.04] | 2 studies · 7487 participants | Moderate |
Labour induction vs expectant management (maternal outcomes) Postnatal depression · pregnant women at or beyond 37 weeks gestation Induction of labour at or beyond 37 weeks' gestation (2020) · Cochrane | no estimate extracted | 0 studies · 0 participants | Ungraded |
Labour induction vs expectant management (maternal outcomes) Length of maternal hospital stay (days) · pregnant women at or beyond 37 weeks gestation Induction of labour at or beyond 37 weeks' gestation (2020) · Cochrane | MD 0.19 | 7 studies · 4120 participants | Very low |
Labour induction vs expectant management (infant/child outcomes) Stillbirth · pregnant women at or beyond 37 weeks gestation Induction of labour at or beyond 37 weeks' gestation (2020) · Cochrane | RR 0.3 [0.12, 0.75] | 22 studies · 18795 participants | High |
Labour induction vs expectant management (infant/child outcomes) Admission to neonatal intensive care unit · pregnant women at or beyond 37 weeks gestation Induction of labour at or beyond 37 weeks' gestation (2020) · Cochrane | RR 0.88 [0.8, 0.96] | 17 studies · 17826 participants | High |
Labour induction vs expectant management (infant/child outcomes) Neonatal encephalopathy · pregnant women at or beyond 37 weeks gestation Induction of labour at or beyond 37 weeks' gestation (2020) · Cochrane | RR 0.69 [0.37, 1.31] | 2 studies · 8851 participants | Low |
Labour induction vs expectant management (infant/child outcomes) Apgar score less than 7 at 5 minutes · pregnant women at or beyond 37 weeks gestation Induction of labour at or beyond 37 weeks' gestation (2020) · Cochrane | RR 0.73 [0.56, 0.96] | 20 studies · 18345 participants | Moderate |
Labour induction vs expectant management (infant/child outcomes) Neonatal (birth) trauma · pregnant women at or beyond 37 weeks gestation Induction of labour at or beyond 37 weeks' gestation (2020) · Cochrane | RR 0.97 [0.63, 1.49] | 5 studies · 13106 participants | Moderate |
Labour induction vs expectant management (infant/child outcomes) Neurodevelopment at childhood · pregnant women at or beyond 37 weeks gestation Induction of labour at or beyond 37 weeks' gestation (2020) · Cochrane | no estimate extracted | 0 studies · 0 participants | Ungraded |
Labour induction vs expectant management (maternal outcomes) Caesarean section · pregnant women at or beyond 37 weeks gestation Induction of labour at or beyond 37 weeks' gestation (2020) · Cochrane | RR 0.9 [0.85, 0.95] | 31 studies · 21030 participants | Moderate |
Labour induction vs expectant management (maternal outcomes) Operative vaginal birth (forceps or ventouse) · pregnant women at or beyond 37 weeks gestation Induction of labour at or beyond 37 weeks' gestation (2020) · Cochrane | RR 1.03 [0.96, 1.1] | 22 studies · 18584 participants | Moderate |
Cooling treatment (ice pack or cold gel pad) vs no treatment Perineal pain within 4 ‐ 6 hours of giving birth · Women with perineal trauma (tear or episiotomy, or both) sustained during childbirth Local cooling for relieving pain from perineal trauma sustained during childbirth (2020) · Cochrane | no estimate extracted | 1 study · 100 participants | Very low |
Cooling treatment (ice pack or cold gel pad) vs no treatment Adverse effects on perineal wound healing: Day 5 ‐ Wound not healing · Women with perineal trauma (tear or episiotomy, or both) sustained during childbirth Local cooling for relieving pain from perineal trauma sustained during childbirth (2020) · Cochrane | RR 1.24 [0.34, 4.58] | 1 study · 315 participants | Very low |
Cooling treatment (ice pack or cold gel pad) vs no treatment Adverse effects on perineal wound healing: Day 5 ‐ Wound edges gaping · Women with perineal trauma (tear or episiotomy, or both) sustained during childbirth Local cooling for relieving pain from perineal trauma sustained during childbirth (2020) · Cochrane | RR 2.56 [0.58, 11.33] | 1 study · 315 participants | Very low |
Cooling treatment (ice pack or cold gel pad) vs no treatment Maternal views and experiences of treatment ‐ Satisfaction with overall perineal care (good + very good + excellent) Day 10 · Women with perineal trauma (tear or episiotomy, or both) sustained during childbirth Local cooling for relieving pain from perineal trauma sustained during childbirth (2020) · Cochrane | RR 1.07 [0.97, 1.18] | 1 study · 308 participants | Very low |
Cooling treatment (ice pack or cold gel pad) vs no treatment Maternal views and experiences of treatment ‐ Psychospiritual comfort within 6 hours of giving birth · Women with perineal trauma (tear or episiotomy, or both) sustained during childbirth Local cooling for relieving pain from perineal trauma sustained during childbirth (2020) · Cochrane | no estimate extracted | 1 study · 100 participants | Low |
Cooling treatment (ice pack or cold gel pad) vs no treatment Maternal views and experiences of treatment ‐ Sociocultural comfort · Women with perineal trauma (tear or episiotomy, or both) sustained during childbirth Local cooling for relieving pain from perineal trauma sustained during childbirth (2020) · Cochrane | no estimate extracted | 1 study · 100 participants | Low |
Cooling treatment (cold gel pad)+compression vs placebo (gel pad+compression) Perineal pain within 4 ‐ 6 hours of giving birth · Women with perineal trauma (tear or episiotomy, or both) sustained during childbirth Local cooling for relieving pain from perineal trauma sustained during childbirth (2020) · Cochrane | no estimate extracted | 1 study · 250 participants | Low |
Cooling treatment (cold gel pad)+compression vs placebo (gel pad+compression) Perineal pain within 24 ‐ 48 hours after giving birth · Women with perineal trauma (tear or episiotomy, or both) sustained during childbirth Local cooling for relieving pain from perineal trauma sustained during childbirth (2020) · Cochrane | no estimate extracted | 1 study · 250 participants | Low |
Cooling treatment (cold gel pad)+compression vs placebo (gel pad+compression) Perineal oedema 24 ‐ 48 hours after giving birth · Women with perineal trauma (tear or episiotomy, or both) sustained during childbirth Local cooling for relieving pain from perineal trauma sustained during childbirth (2020) · Cochrane | no estimate extracted | 1 study · 250 participants | Low |
Cooling treatment (cold gel pad)+compression vs placebo (gel pad+compression) Perineal bruising 24 ‐ 48 hours after giving birth · Women with perineal trauma (tear or episiotomy, or both) sustained during childbirth Local cooling for relieving pain from perineal trauma sustained during childbirth (2020) · Cochrane | no estimate extracted | 1 study · 250 participants | Ungraded |
Cooling treatment (cold gel pad)+compression vs placebo (gel pad+compression) Adverse effects · Women with perineal trauma (tear or episiotomy, or both) sustained during childbirth Local cooling for relieving pain from perineal trauma sustained during childbirth (2020) · Cochrane | no estimate extracted | 0 studies · 0 participants | Ungraded |
Cooling treatment (ice pack or cold gel pad) vs no treatment Perineal pain within 24 hours of giving birth ‐ Moderate + severe pain · Women with perineal trauma (tear or episiotomy, or both) sustained during childbirth Local cooling for relieving pain from perineal trauma sustained during childbirth (2020) · Cochrane | RR 1.03 [0.82, 1.29] | 1 study · 316 participants | Very low |
Cooling treatment (cold gel pad)+compression vs placebo (gel pad+compression) Satisfaction with perineal care · Women with perineal trauma (tear or episiotomy, or both) sustained during childbirth Local cooling for relieving pain from perineal trauma sustained during childbirth (2020) · Cochrane | no estimate extracted | 1 study · 250 participants | Low |
Cooling treatment (ice pack) vs placebo (water pack) Perineal pain within 24 hours after giving birth · Women with perineal trauma (tear or episiotomy, or both) sustained during childbirth Local cooling for relieving pain from perineal trauma sustained during childbirth (2020) · Cochrane | no estimate extracted | 1 study · 63 participants | Ungraded |
Cooling treatment (ice pack) vs placebo (water pack) Perineal oedema within 4 ‐ 6 hours after giving birth · Women with perineal trauma (tear or episiotomy, or both) sustained during childbirth Local cooling for relieving pain from perineal trauma sustained during childbirth (2020) · Cochrane | RR 0.96 [0.5, 1.86] | 1 study · 63 participants | Low |
Cooling treatment (ice pack) vs placebo (water pack) Perineal oedema within 24 hours after giving birth · Women with perineal trauma (tear or episiotomy, or both) sustained during childbirth Local cooling for relieving pain from perineal trauma sustained during childbirth (2020) · Cochrane | RR 0.36 [0.08, 1.59] | 1 study · 63 participants | Low |
Cooling treatment (ice pack) vs placebo (water pack) Adverse effects on perineal healing · Women with perineal trauma (tear or episiotomy, or both) sustained during childbirth Local cooling for relieving pain from perineal trauma sustained during childbirth (2020) · Cochrane | no estimate extracted | 1 study · 63 participants | Ungraded |
Cooling treatment (ice pack) vs placebo (water pack) Maternal views and experiences with treatment ‐ Satisfied with treatment · Women with perineal trauma (tear or episiotomy, or both) sustained during childbirth Local cooling for relieving pain from perineal trauma sustained during childbirth (2020) · Cochrane | RR 0.91 [0.77, 1.08] | 1 study · 63 participants | Very low |
Cooling treatment (ice pack) vs placebo (water pack) Maternal views and experiences with treatment ‐ Would repeat treatment in future childbirth · Women with perineal trauma (tear or episiotomy, or both) sustained during childbirth Local cooling for relieving pain from perineal trauma sustained during childbirth (2020) · Cochrane | RR 0.88 [0.75, 1.04] | 1 study · 63 participants | Very low |
Cooling treatment (ice pack) vs placebo (water pack) Maternal views and experiences with treatment ‐ Would recommend treatment · Women with perineal trauma (tear or episiotomy, or both) sustained during childbirth Local cooling for relieving pain from perineal trauma sustained during childbirth (2020) · Cochrane | RR 0.89 [0.77, 1.03] | 1 study · 63 participants | Very low |
Cooling treatment (ice pack) vs cooling treatment (cold gel pad) Perineal pain within 4 ‐ 6 hours of giving birth ‐ Moderate + severe pain · Women with perineal trauma (tear or episiotomy, or both) sustained during childbirth Local cooling for relieving pain from perineal trauma sustained during childbirth (2020) · Cochrane | RR 0.57 [0.26, 1.24] | 1 study · 49 participants | Very low |
Cooling treatment (ice pack) vs cooling treatment (cold gel pad) Perineal pain within 24 hours of giving birth ‐ Moderate + severe pain · Women with perineal trauma (tear or episiotomy, or both) sustained during childbirth Local cooling for relieving pain from perineal trauma sustained during childbirth (2020) · Cochrane | RR 0.98 [0.78, 1.22] | 2 studies · 264 participants | Very low |
Cooling treatment (ice pack or cold gel pad) vs no treatment Perineal pain within 24 hours of giving birth · Women with perineal trauma (tear or episiotomy, or both) sustained during childbirth Local cooling for relieving pain from perineal trauma sustained during childbirth (2020) · Cochrane | no estimate extracted | 3 studies · 166 participants | Very low |