Cochrane · systematic review · CD005215
Interventions for preventing unintended pregnancies among adolescents
Oringanje, C, Meremikwu, MM, Eko, H, et al. · Cochrane Database of Systematic Reviews · 2016 · Cochrane Library
Fertility RegulationAMSTAR 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
17
current version
GRADE rated
17
No studies
0
Included studies
NR
No studies 0 · 0%Ungraded 0 · 0%Very low 3 · 17.6%Low 5 · 29.4%Moderate 6 · 35.3%High 3 · 17.6%
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
Comparison
Population: Male and female adolescents aged 10 years to 19 years
| Outcome | Effect | Evidence | Status / GRADE |
|---|---|---|---|
Unintended pregnancy | RR 1.01 [0.81, 1.26] | 2 studies · 3440 participants | Moderate Downgraded: imprecision |
Use of birth control methods (condom use in last sex) | RR 0.95 [0.87, 1.04] | 2 studies · 3091 participants | High |
Use of birth control methods (hormonal contraceptives) | RR 2.22 [1.07, 4.62] | 2 studies · 3091 participants | High |
Sexually Transmitted Diseases | RR 0.92 [0.75, 1.13] | 2 studies · 3440 participants | High |
Comparison
Population: Male and female adolescents aged 10 years to 19 years
| Outcome | Effect | Evidence | Status / GRADE |
|---|---|---|---|
Use of birth control methods (condom use at last sex) | RR 1.18 [1.06, 1.32] | 2 studies · 1431 participants | Moderate Downgraded: risk of bias |
Initiation of sexual intercourse (mixed gender) | RR 0.95 [0.71, 1.27] | 2 studies · 672 participants | Low Downgraded: risk of bias |
Comparison
Population: Male and female adolescents aged 10 years to 19 years
| Outcome | Effect | Evidence | Status / GRADE |
|---|---|---|---|
Unintended pregnancy | RR 0.5 [0.23, 1.09] | 5 studies · 3149 participants | Low Downgraded: risk of bias |
Initiation of sexual intercourse (mixed gender) | RR 0.84 [0.68, 1.04] | 7 studies · 8608 participants | Very low Downgraded: risk of bias |
Use of birth control methods (condom use at last sex) | RR 1.01 [0.93, 1.09] | 4 studies · 2620 participants | Moderate Downgraded: risk of bias |
Use of birth control methods (consistent condom use) | RR 1.95 [0.7, 5.44] | 3 studies · 826 participants | Low Downgraded: risk of bias |
Use of birth control methods (hormonal contraceptives) | RR 1.01 [0.72, 1.43] | 3 studies · 3987 participants | Very low Downgraded: risk of bias |
Sexually Transmitted Diseases | RR 0.76 [0.27, 2.14] | 2 studies · 420 participants | Low Downgraded: risk of bias |
Comparison
Population: Male and female adolescents aged 10 years to 9 years
| Outcome | Effect | Evidence | Status / GRADE |
|---|---|---|---|
Unintended pregnancy | RR 0.66 [0.5, 0.87] | 4 studies · 1905 participants | Moderate Downgraded: risk of bias |
Initiation of sexual intercourse (mixed gender) | RR 0.99 [0.74, 1.32] | 4 studies · 1796 participants | Moderate Downgraded: risk of bias |
Use of birth control methods (condom use in last sex) | RR 1 [0.95, 1.06] | 3 studies · 796 participants | Moderate Downgraded: risk of bias |
Use of birth control methods (consistent condom use) | RR 1.21 [0.95, 1.54] | 5 studies · 1681 participants | Low Downgraded: risk of bias |
Sexually Transmitted Diseases | RR 0.89 [0.65, 1.22] | 2 studies · 699 participants | Very low Downgraded: risk of bias |