a negative trendP = 0.07
Vitamin E, which had a significant negative influence in the original study ( P = 0.04), also showed a negative trend in Table 2 (“base model,” P = 0.07).
Vitamin E, which had a significant negative influence in the original study ( P = 0.04), also showed a negative trend in Table 2 (“base model,” P = 0.07).
The progression rate showed a trend toward faster progression with vitamin A or E treatment, which complicates the estimation of the true rate without supplementation.