Research Article
A Prediction Model for Prediabetes Risk in Middle-Aged and Elderly Populations: A Prospective Cohort Study in China
Table 1
Basic characteristics of study participants categorized by glucose metabolism.
| | Characteristic | NGT (n = 441) | Prediabetes (n = 110) | value |
| | Age, years | 53.23 ± 6.62 | 54.42 ± 7.02 | 0.093 | | Gender, men (%) | 149 (33.80) | 52 (47.30) | 0.009 | | BMI, kg/m2 | 23.01 ± 2.67 | 23.77 ± 2.73 | 0.007 | | WC, cm | 76.47 ± 8.40 | 80.56 ± 8.85 | <0.001 | | FPG, mmol/L | 4.70 ± 0.46 | 4.98 ± 0.58 | <0.001 | | FINS, uIU/mL | 5.73 ± 4.31 | 7.54 ± 6.41 | <0.001 | | 2hPG, mmol/L | 5.03 ± 1.14 | 5.52 ± 1.36 | <0.001 | | HbA1c, mmol/mol | 36.32 ± 4.57 | 38.45 ± 4.57 | <0.001 | | HbA1c (%) | 5.47 ± 0.42 | 5.67 ± 0.42 | <0.001 | | SUA, μmol/L | 272.77 ± 84.21 | 299.83 ± 81.56 | 0.003 | | aTG, mmol/L | 1.23 (0.89–1.66) | 1.44 (0.90–1.93) | 0.098 | | HDL-C, mmol/L | 1.50 ± 0.36 | 1.41 ± 0.37 | 0.015 | | Hypertension, n (%) | 94 (21.30) | 34 (30.90) | 0.033 | | Family history of diabetes, n (%) | 108 (24.50) | 48 (43.60) | <0.001 | | Regular exercise, n (%) | 271 (61.50) | 64 (58.20) | 0.530 | | Smoking, n (%) | | | 0.003 | | Current smokers | 92 (20.90) | 26 (23.60) | | | Former smokers | 17 (3.90) | 13 (11.80) | | | Never smokers | 332 (75.30) | 71 (64.50) | | | Alcohol drinking, n (%) | | | 0.195 | | Current drinkers | 85 (19.30) | 26 (23.60) | | | Former drinkers | 82 (18.60) | 26 (23.60) | | | Never drinkers | 274 (62.10) | 58 (52.70) | | | Dietary patterns, n (%) | | | 0.789 | | Main meat dishes | 30 (6.80) | 8 (7.30) | | | Balanced meat and vegetables | 319 (72.30) | 76 (69.10) | | | Main vegetable dishes | 92 (20.90) | 26 (23.60) | | | Nature of occupation, n (%) | | | 0.240 | | Manual work | 111 (25.20) | 23 (20.90) | | | Physical and mental work | 183 (41.50) | 41 (37.30) | | | Mental work | 147 (33.30) | 46 (41.80) | | | Education level, n (%) | | | 0.914 | | Middle school or below | 211 (47.80) | 52 (47.30) | | | High school or above | 230 (52.20) | 58 (52.70) | |
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Values are means ± standard deviations, n (%), or medians (interquartile ranges). aNatural logarithm transformed before analysis. BMI: body mass index; WC: waist circumference; FPG: fasting plasma glucose; FINS: fasting serum insulin; HbA1c: hemoglobin A1c; HDL-C: high-density lipoprotein cholesterol; NGT: normal glucose tolerance; SUA: serum uric acid; TG: triglycerides; 2hPG: 2 h plasma glucose.
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