| Reference |
Type of study |
Population selected for the study |
Time frame of the study |
Region |
Conclusion |
| Macedo et al. [18] (2020) |
Systematic review and meta-analysis |
291,241 adolescents |
50 years (1969-2019) |
30 countries |
The overall prevalence of preeclampsia/eclampsia was 6.7%, which was highly dependent on the sociodemographic status of the adolescent female. |
| Marković et al. [22] (2020) |
Prospective study |
300 pregnant women of age 13-35 (150 women of age 13-19 and 150 women of age 20-35) |
Four years (2011-2014) |
University Clinical Center Tuzla, Clinic for Gynecology and Obstetrics |
Adolescent females had significantly high preterm premature rupture of membranes. It was also noted that premature rupture of membranes at term deliveries was also high among adolescent females. |
| Pinho-Pompeu et al. [26] (2017) |
Cross-sectional study |
Pregnant women of age 10-19 years |
Nine years (2005-2013) |
University of Campinas (UniCamp), Brazil |
The prevalence of anemia in women was very high in adolescent women, with a greater number of women with mild anemia as compared to moderate and severe anemia. |
| Medhi et al. [17] (2016) |
Prospective case-control study |
165 adolescent primigravid (15-19 years) who had completed 28 weeks of gestation with a singleton pregnancy who delivered in that institution and 330 adult primigravid (20-25 years) who delivered next to the adolescent female |
One year (2014) |
Northeast India |
Adolescent women were more likely to have preeclampsia as compared to adult women. |
| Asavapiriyanont et al. [30] (2016) |
|
121 pregnant teenage females |
Eight months (October 2006 to May 2007) |
Rajavithi Hospital, Bangkok |
More than one-fourth of the pregnant females had STIs, including chlamydia, gonorrhea, hepatitis B, trichomoniasis, herpes simplex virus, and condyloma acuminata with the highest number of cases belonging to chlamydia. |
| Conde-Agudelo et al. [33] (2005) |
Cross-sectional study |
854,377 Latin American women younger than 25 years |
18 years (1985-2003) |
Latin America |
Adolescents aged 15 or under were at greater risk of maternal and early neonatal mortality. |
