Survival rate to Grade 4 of primary education, gender parity index (GPI)
Ratio of female survival rate to grade 4 to the male survival rate to grade 4. It is calculated by dividing the female value for the indicator by the male value for the indicator. A GPI equal to 1 indicates parity between females and males. In general, a value less than 1 indicates disparity in favor of males and a value greater than 1 indicates disparity in favor of females.