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. 2019 Sep 8;9(9):e032654. doi: 10.1136/bmjopen-2019-032654

Table 1.

Baseline characteristics of study participants by sex

Characteristic Total (n=583) Women (n=251) Men (n=332) P value*
Age (years), mean±SD 58.4±12.4 57.0±11.4 59.4±13.0 0.021
Age (years), n (%)    
 ≤39 50 (8.6) 18 (7.2) 32 (9.6) <0.001
 40–54 155 (26.6) 88 (35.1) 67 (20.2)
 55–64 179 (30.7) 77 (30.7) 102 (30.7)
 ≥65 199 (34.1) 68 (27.1) 131 (39.5)
Women, n (%) 251 (43.1)  
DM medications, n (%) 487 (83.5) 202 (80.5) 285 (85.8) 0.091
HbA1c (%), mean±SD 7.85±1.93 7.53±1.75 8.09±2.02 <0.001
HbA1c≥6.5%, n (%) 470 (80.6) 195 (77.7) 275 (82.8) 0.138
Comorbidities, n (%)    
 Smoking history 108 (18.5) 2 (0.8) 106 (31.9) <0.001
 Obesity† 276 (47.3) 151 (60.4) 125 (37.7) <0.001
 HTN 495 (84.9) 209 (83.3) 286 (86.1) 0.352
 Dyslipidaemia 534 (91.6) 219 (87.3) 315 (94.9) 0.001
 CVD 150 (25.7) 33 (13.1) 117 (35.2) <0.001
 Cancer 46 (7.9) 21 (8.4) 25 (7.5) 0.757
 CKD 89 (15.3) 31 (12.4) 58 (17.5) 0.103

*The independent samples t-test was used to calculate p values for continuous variables, and Fisher’s exact test (2-tailed) was used to calculate p values for categorical variables.

†n=582.

CKD, chronic kidney disease; CVD, cardiovascular disease; DM, diabetes mellitus; HbA1c, glycated haemoglobin; HTN, hypertension.