showed a trendP = 0.07
Exploratory analysis by sex found that the difference in weight gain velocity in intervention infants exclusively treated with SSO compared with comparison infants exclusively treated with mustard oil was significantly higher for females (1.49 g · kg −1 · d −1 ; 95% CI: 0.18, 2.80 g · kg −1 · d −1 ; P = 0.03) and showed a trend in males (1.20 g · kg −1 · d −1 ; 95% CI: −0.08, 2.48 g · kg −1 · d −1 ; P = 0.07).