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Table 4 Factors distribution in participant with or without Suboptimal Health Status

From: China suboptimal health cohort study: rationale, design and baseline characteristics

  Total, n = 4313 (n, %) SHS, n = 389 (n, %) Ideal health, n = 3924 (n, %) P value
Gender
 Male 1994 (46.2 %) 143 (36.8 %) 1851 (47.2 %) <0.001#
 Female 2319 (53.8 %) 246 (63.2 %) 2073 (52.8 %)
Age (years)* 36.9 ± 10.5 36.4 ± 9.1 37.0 ± 10.7 0.287
Nationality
 Han 4176 (96.8 %) 375 (96.5 %) 3801 (96.9 %) 0.352
 Others 137 (3.2 %) 14 (3.6 %) 123 (3.1 %)  
Socioeconomic statusa
 <¥3000 1393 (32.8 %) 148 (38.8 %) 1245 (32.2 %) 0.008#
 ¥3000–5000 2509 (59.1 %) 208 (54.6 %) 2301 (59.5 %)
 >¥5000 343 (8.1 %) 25 (6.6 %) 318 (8.2 %)
Marital status
 Married with spouse 3778 (87.6 %) 349 (89.7 %) 3429 (87.4 %) <0.001#
 Widowed, separated, or divorced 69 (1.6 %) 16 (4.1 %) 53 (1.4 %)
 Never married 466 (10.8 %) 24 (6.2 %) 442 (11.3 %)
Highest education completed
 Illiteracy or compulsory education 431 (10.0 %) 28 (7.2 %) 403 (10.3 %) 0.032#
 High school 823 (19.1 %) 68 (17.5 %) 755 (19.2 %)
 College school or higher 3059 (70.9 %) 293 (75.3 %) 2766 (70.5 %)
Smoking history     
 Never 3247 (75.3 %) 296 (76.1 %) 2951 (75.2 %) 0.926
 Current 976 (22.6 %) 85 (21.9 %) 891 (22.7 %)
 Former 90 (2.1 %) 8 (2.1 %) 82 (2.1 %)
Drinking history     
 Never 3024 (70.2 %) 264 (67.9 %) 2760 (70.4 %) 0.485
 Moderate 762 (17.7 %) 71 (18.3 %) 691 (17.6 %)
 Heavy 524 (12.2 %) 54 (13.9 %) 470 (12.0 %)
Body mass index (kg/m2)b
 <18.5 124 (3.1 %) 22 (5.9 %) 102 (2.8 %) 0.163
 18.5–23.9 2284 (57.1 %) 210 (56.8 %) 2074 (57.1 %)
 24.0–27.9 1244 (31.1 %) 102 (27.6 %) 1142 (31.5 %)
 >28.0 349 (8.7 %) 36 (9.7 %) 313 (8.6 %)
Physical activity
 Inactive 1430 (34.1 %) 166 (44.0 %) 1264 (33.1 %) 0.001#
 Moderately 655 (15.6 %) 64 (17.0 %) 591 (15.5 %)
 Very active 2114 (50.3 %) 147 (39.0 %) 1967 (51.5 %)
Salt intakes
 Low 891 (20.7 %) 79 (20.3 %) 812 (20.7 %) 0.024#
 Medium 2268 (52.6 %) 179 (46.0 %) 2089 (53.2 %)
 High 1154 (26.8 %) 131 (33.7 %) 1023 (26.1 %)
Blood pressure (mmHg)
 Systolic blood pressure 116.9 ± 10.8 114.4 ± 11.1 117.1 ± 10.7 <0.001#
 Diastolic blood pressure 74.5 ± 8.2 73.1 ± 8.3 74.6 ± 8.2 0.001#
Fasting blood glucose (mmol/L)* 4.93 ± 0.45 4.90 ± 0.46 4.94 ± 0.45 0.161
Total cholesterol (mmol/L)* 4.26 ± 0.82 4.22 ± 0.78 4.27 ± 0.82 0.271
Triglycerides (mmol/L)* 1.32 ± 1.01 1.21 ± 0.74 1.33 ± 1.04 0.005#
  1. a80 subjects provided missing data in variable of ‘Socioeconomic status’
  2. b282 subjects provided missing data in variable of ‘Body Mass Index’
  3. * Mean ± standard deviation
  4. #  P < 0.05