Twelve-month contraceptive continuation and repeat pregnancy among young mothers choosing postdelivery contraceptive implants or postplacental intrauterine devices

Long-acting reversible contraception in adolescents: a systematic review and meta-analysis

“…There were a total of 27 points assigned in the following categories: reporting (10 points possible), external validity (3 points possible), bias (7 points possible), and confounding (7 points possible). Studies were grouped according to their score, with high scores indicating lower risk bias: excellent (25)(26)(27), good (19)(20)(21)(22)(23)(24), fair (14)(15)(16)(17)(18), and poor (<14).…”

“…After exclusions, 12 articles that met all criteria and were included for analysis. [15][16][17][18][19][20][21][22][23][24][25][26] Figure 1 shows the selection of included articles.…”

“…Among the included studies, 755 subjects used the subdermal implant and 4131 used the IUD. There were 8 studies that included the Cu-IUD, [15][16][17][18][20][21][22][23] 9 studies that included the LNG-IUD, [15][16][17][18][20][21][22][23]26 and 4 studies that included the ENG implant. 19,22,25,27 Many of the studies compared LARC methods.…”

“…There were 8 studies that included the Cu-IUD, [15][16][17][18][20][21][22][23] 9 studies that included the LNG-IUD, [15][16][17][18][20][21][22][23]26 and 4 studies that included the ENG implant. 19,22,25,27 Many of the studies compared LARC methods. Comparisons between Cu-IUD and LNG-IUD were performed in 8 studies [15][16][17][18][20][21][22][23] ; 2 studies included cohorts of both IUD and the ENG implant users.…”

“…19,22,25,27 Many of the studies compared LARC methods. Comparisons between Cu-IUD and LNG-IUD were performed in 8 studies [15][16][17][18][20][21][22][23] ; 2 studies included cohorts of both IUD and the ENG implant users. 20,22 Three studies included only data for 6 months of continuation, 17,18,23 which account for a total of 1242 patients.…”