The reproductive outcomes of the rat parents given the five drinking waters.

aCopulation index (%) = (no. of animals with successful copulation/no. of animals paired) × 100. bFertility index (%) = (no. of animals with pregnant/no. of animals with successful copulation) ×100. cGestation index (%) = (no. of females that delivered live pups/no. of pregnant females) ×100. dValues are given as the median (interquartile range). *p<0.05, statistically significant difference from TW group. Abbreviation: bMW, bottled mineralized water; bNW, bottled natural water; bPW, bottled purified water; FTW, filtered tap water; TW, tap water. The reproductive outcomes of the rat parents given the five drinking waters.