showed a trendp = 0.061
The median level of 25(OH)D of the S subgroup was higher than the W subgroup during the 1 st trimester, but only showed a trend (p = 0.061).
The median level of 25(OH)D of the S subgroup was higher than the W subgroup during the 1 st trimester, but only showed a trend (p = 0.061).