Cochrane · systematic review · CD001055
Psychosocial interventions for supporting women to stop smoking in pregnancy
Chamberlain, C, O'Mara‐Eves, A, Porter, J, et al. · Cochrane Database of Systematic Reviews · 2017 · Cochrane Library
Pregnancy and ChildbirthAMSTAR 2: not assessed
SoF tableOnly the outcomes this review put in its Summary of Findings table are listed (the Cochrane Handbook caps them at about seven per comparison). Its other analyses are not shown here.
Questions
16
current version
GRADE rated
15
No studies
1
Included studies
NR
No studies 1 · 6.3%Ungraded 0 · 0%Very low 0 · 0%Low 0 · 0%Moderate 5 · 31.3%High 10 · 62.5%
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.
Questions and results
Separate intervention comparisons for supporting women to stop smoking in pregnancy (comparisons 1‐19)
Population: Pregnant women who smoke
| Outcome | Effect | Evidence | Status / GRADE |
|---|---|---|---|
Interventions and comparisons | no estimate extracted | NR | No studies |
Counselling vs usual care | RR 1.44 [1.19, 1.73] | 30 studies · 12432 participants | High |
Health education vs usual care | RR 1.59 [0.99, 2.55] | 5 studies · 629 participants | Moderate Downgraded: imprecision, inconsistency |
Feedback vs usual care | RR 4.39 [1.89, 10.21] | 2 studies · 355 participants | Moderate Downgraded: imprecision, inconsistency |
Incentives vs alternative interventions 7 | RR 2.36 [1.36, 4.09] | 4 studies · 212 participants | High |
Social support vs less intensive interventions 9 | RR 1.21 [0.93, 1.58] | 7 studies · 781 participants | High |
Exercise vs usual care | RR 1.2 [0.72, 2.01] | 1 study · 785 participants | Moderate Downgraded: imprecision, inconsistency |
Other (active dissemination vs passive dissemination) | RR 1.63 [0.62, 4.32] | 1 study · 194 participants | Moderate Downgraded: imprecision, inconsistency |
Outcomes for all interventions for smoking cessation in pregnancy compared to control: subgrouped by main intervention strategy (comparison 20)
Population: Pregnant women who smoke
| Outcome | Effect | Evidence | Status / GRADE |
|---|---|---|---|
Abstinence in late pregnancy: self‐reported and biochemically validated Outcomes for all interventions for smoking cessation in pregnancy vs control: subgrouped by main intervention strategy (comparison 20) | RR 1.35 [1.23, 1.48] | 97 studies · 26637 participants | Moderate Downgraded: inconsistency |
Abstinence at 0 to 5 months postpartum Outcomes for all interventions for smoking cessation in pregnancy vs control: subgrouped by main intervention strategy (comparison 20) | RR 1.32 [1.17, 1.5] | 35 studies · 8366 participants | High |
Low birthweight (under 2500 g) Outcomes for all interventions for smoking cessation in pregnancy vs control: subgrouped by main intervention strategy (comparison 20) | RR 0.83 [0.72, 0.94] | 18 studies · 9402 participants | High |
Preterm birth (under 37 weeks) Outcomes for all interventions for smoking cessation in pregnancy vs control: subgrouped by main intervention strategy (comparison 20) | RR 0.93 [0.77, 1.11] | 19 studies · 9222 participants | High |
Mean birthweight (g) Outcomes for all interventions for smoking cessation in pregnancy vs control: subgrouped by main intervention strategy (comparison 20) | MD 55.6 | 26 studies · 11338 participants | High |
Stillbirths Outcomes for all interventions for smoking cessation in pregnancy vs control: subgrouped by main intervention strategy (comparison 20) | RR 1.2 [0.76, 1.9] | 8 studies · 6170 participants | High |
NICU admissions Outcomes for all interventions for smoking cessation in pregnancy vs control: subgrouped by main intervention strategy (comparison 20) | RR 0.78 [0.61, 0.98] | 8 studies · 2100 participants | High |
Adverse events and psychological impact Outcomes for all interventions for smoking cessation in pregnancy vs control: subgrouped by main intervention strategy (comparison 20) | no estimate extracted | 13 studies · 13 participants | High |