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Table 2 General characteristics of 1083 study participants in case and control group

From: Transcription factor 7-like 2 gene- smoking interaction on the risk of diabetic nephropathy in Chinese Han population

Variables T2DM with DN patients
(n = 358)
T2DM without DN controls
(n = 720)
p-values
Age (year), means ± SD 68.3 ± 14.2 67.3 ± 13.6 0.263
Males, N (%) 213 (59.5) 419 (58.2) 0.682
BMI (kg/m2), means ± SD 25.4 ± 7.4 23.5 ± 6.9 0.000035
Smoking, N (%) 119 (33.2) 188 (26.1) 0.015
Alcohol drinking, N (%) 140 (39.1) 224 (31.1) 0.0089
FPG (mmol/l) 9.3 ± 2.9 8.6 ± 3.1 0.000378
Duration of diabetes 10.8 ± 6.4 9.6 ± 6.7 0.005034
Hypertension, N (%) 103 (28.8) 162 (22.5) 0.0243
  1. BMI: body mass index; T2DM: type 2 diabetes mellitus; FPG: fasting plasma glucose