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Table 1 Demographic and clinical characteristics of study participants in Jiangsu Province

From: Predictive performance of lipid parameters in identifying undiagnosed diabetes and prediabetes: a cross-sectional study in eastern China

Variables NGT (n = 5884) Prediabetes (n = 1283) Diabetes (n = 500) P values
Age (years) 43 (32,52) 49 (41,56) 51 (44,57) < 0.001
Male, n (%) 2479 (42.1) 632 (49.3) 256 (51.2) < 0.001
Married, n (%) 5363 (91.1) 1219 (95.0) 475 (95.0) < 0.001
Level of education, n (%)
Below primary school 518 (8.8) 206 (16.1) 58 (11.6) < 0.001
Primary school 948 (16.1) 278 (21.7) 101 (20.2)
Middle school 2461 (41.8) 508 (39.6) 232 (46.4)
High school and above 1957 (33.3) 291 (22.7) 109 (21.8)
Family history of diabetes (yes, %) 920 (15.6) 249 (19.4) 122 (24.4) < 0.001
History of coronary heart disease, (yes, %) 25 (0.4) 13 (1.0) 2 (0.4) 0.028
Current smoking (yes, %) 1266 (21.5) 296 (23.1) 129 (25.8) 0.054
Current drinking (yes, %) 1349 (22.9) 384 (29.9) 160 (32.0) < 0.001
BMI (kg/m2) 24.37 (21.99,26.96) 25.88 (23.84,28.65) 27.41 (24.72,29.53) < 0.001
FPG (mmol/L) 5.18 (4.90,5.50) 5.96 (5.42,6.30) 7.33 (6.71,8.33) < 0.001
2hPG (mmol/L) 5.65 (4.96,6.37) 8.24 (7.51,9.10) 12.76 (11.31,15.22) < 0.001
SBP (mmHg) 123.00 (113.00,136.00) 132.00 (121.00,147.00) 138.50 (128.25,152.00) < 0.001
DBP (mmHg) 78.00 (70.00,85.00) 82.00 (74.00,90.00) 85.00 (79.00,92.00) < 0.001
TG (mmol/L) 1.13 (0.81,1.69) 1.43 (0.98,2.06) 1.78 (1.26,2.61) < 0.001
TC (mmol/L) 4.47 (3.95,5.07) 4.84 (4.28,5.46) 5.07 (4.47,5.67) < 0.001
HDL-C (mmol/L) 1.34 (1.14,1.56) 1.32 (1.13,1.53) 1.29 (1.08,1.48) < 0.001
LDL-C (mmol/L) 2.45 (2.09,2.94) 2.76 (2.30,3.26) 2.88 (2.39,3.36) < 0.001
TC/HDL-C 3.30 (2.78,3.93) 3.64 (3.08,4.28) 3.97 (3.35,4.55) < 0.001
TG/HDL-C 0.84 (0.55,1.36) 1.06 (0.68,1.74) 1.42 (0.88,2.33) < 0.001
non-HDL-C (mmol/L) 3.08 (2.57,3.69) 3.49 (2.92,4.07) 3.72 (3.19,4.33) < 0.001
TyG 8.45 (8.11,8.85) 8.82 (8.43,9.18) 9.26 (8.87,9.72) < 0.001
  1. Results are shown as quartiles unless stated otherwise
  2. BMI body mass index, FPG fasting plasma glucose, 2hPG 2-h plasma glucose, SBP systolic blood pressure, DBP diastolic blood pressure, TG triglycerides, TC total cholesterol, HDL-C high-density lipoprotein cholesterol, LDL-C low-density lipoprotein cholesterol, non-HDL-C non-high-density lipoprotein cholesterol, TyG triglyceride glucose index