borderline significantP = 0.05
For progression to NV, a similar effect of BMI for type 1 carriers versus noncarriers was not seen: the effect of BMI among carriers was not significant (OR = 0.6; 95% CI = 0.2, 1.9; P = 0.33), whereas it was borderline significant among noncarriers (OR = 1.2; 95% CI = 1.0, 1.4; P = 0.05).