Table 5

Health-related factors regarded as risks by self-rated health status
Healthy Relatively healthy Unhealthy
n (%) n (%) OR [95% CI] n (%) OR [95% CI]
BMI: < 18.5 kg/m2 905 (9.68) 536 (9.24) 1.26 [1.11, 1.42] 110 (11.96) 1.86 [1.47, 2.36]
Weight loss: ≥5 kg, compared with 5 years ago 502 (5.37) 440 (7.58) 1.14 [0.99, 1.32] 150 (16.30) 2.01 [1.62, 2.50]
Marital status: divorced/widowed 249 (2.66) 340 (5.86) 1.37 [1.14, 1.65] 122 (13.26) 1.69 [1.30, 2.21]
The highest level of education: less than primary school 593 (6.34) 612 (10.55) 0.98 [0.85, 1.14] 282 (30.65) 1.59 [1.29, 1.97]
Total income of family per month: <2000 Yuan 4942 (52.85) 3190 (54.97) 1.09 [1.01, 1.18] 681 (74.02) 1.59 [1.33, 1.90]
Current smoking: >20 cigarettes per day 382 (4.09) 248 (4.27) 1.02 [0.85, 1.23] 50 (5.43) 1.16 [0.83, 1.63]
Age of menopause: a ≤45 years old 196 (4.24) 238 (7.36) 1.09 [0.88, 1.34] 105 (19.55) 1.68 [1.26, 2.25]
Frequency of physical activity: < 4 times per month 1827 (19.54) 1421 (24.49) 1.56 [1.44, 1.70] 246 (26.74) 2.39 [2.02, 2.84]
Life stress: quite a lot/extreme 686 (7.34) 837 (14.42) 2.33 [2.08, 2.62] 292 (31.74) 6.98 [5.79, 8.42]
Work strain: quite a lot/extreme 560 (5.99) 590 (10.17) 2.07 [1.81, 2.35] 187 (20.33) 5.32 [4.31, 6.57]
Spiritual status: bad/very bad 45 (0.48) 204 (3.52) 6.92 [4.96, 9.66] 282 (30.65) 66.03 [46.37, 94.02]
Quality of interpersonal relationships: bad/very bad 68 (0.73) 129 (2.22) 2.54 [1.86, 3.46] 102 (11.09) 10.24 [7.14, 14.69]

n=16 074.

The odds ratios were calculated referenced by the “healthy” group, using logistic regression analysis by controlling for gender (except for “age of menopause”), age, region, health-related factors (including marital status, educational level, current work, family income, current smoking, current drinking, frequency of physical activity, but excluding itself), and chronic diseases.

a calculated only among women.

Wu et al.

Wu et al. BMC Public Health 2013 13:320   doi:10.1186/1471-2458-13-320

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