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Table 4 Comparison of clinical characteristics according to the rs7041 genotypes in the total cohort

From: The association of vitamin D binding protein levels and genotypes with type 1 diabetes in the black South African population

Variable TT (n = 287) TG (n = 27) p-value
Age at diagnosis (years)f 18.2 ± 7.08b 17.4 ± 4.96 0.702
Duration of disease (years)f 6.00 [2.00; 11.0]b 4.00 [2.00; 8.00] 0.451
Sex    
  Males, % (n) 49.5 (142) 37.0 (10) 0.216
  Females, % (n) 50.5 (145) 63.0 (17)  
Glucose (mmol/L) 6.80 [5.00; 9.80]c 5.40 [4.40; 9.60]b 0.844
HbA1c (%)f 10.6 ± 3.34d 11.6 ± 3.06e 0.315
BMI (kg/m2) 26.0 ± 5.89a 28.2 ± 7.76b 0.079
VDBP concentration (mg/mL) 0.42 ± 0.17e 0.39 ± 0.17b 0.374
  1. Results are presented as median values [lower quartile; upper quartile] for skewed data and as mean ± standard deviation for non-skewed data and % (n) for categorical variables; Missing data: a5, b1, c16, d10, e2; fcalculated in participants with T1D only