Figure
1. Schematic diagram of MR study design – potential risk factors for
MA. Abbreviations: MA, medical abortion; HI, household income; EA,
educational attainment; SB, smoking behaviors; AC, alcohol consumption;
AFS, age at first sexual intercourse; LNSP, lifetime number of sexual
partners; AFB, age at first birth; ALB, age at last birth.
Figure 2. UVMR results for associations between potential
factors and MA. Abbreviations: MA, medical abortion; HI, household
income; EA, educational attainment; SB, smoking behaviors; AC, alcohol
consumption; AFS, age at first sexual intercourse; LNSP, lifetime number
of sexual partners; AFB, age at first birth; ALB, age at last birth.