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Table 4 Univariate analysis of PTB and behaviour characteristics

From: Space-time clustering and associated risk factors of pulmonary tuberculosis in southwest China

Variable Group Outside the cluster Within the cluster χ 2 P-value OR (95% CI)
No. % No. %
Alcohol intake Never 532 76.5 651 80.1 2.853 0.091 0.697 (0.458–1.060)
In the past 126 18.1 97 11.9 11.222 0.001 0.438 (0.270–0.710)
Currently 37 5.3 65 8.0    1.000
Chronic fatigue (overwork) Yes 537 77.3 653 80.3 2.100 0147 1.201 (0.937–1.538)
No 158 22.7 160 19.7    1.000
Frequent visits to Internet cafés Yes 68 9.8 77 9.5 0.042 0.837 0.965 (0.684–1.360)
No 627 90.2 736 90.5    1.000
Marital status Unmarried 134 19.3 193 23.7 0.001 0.974 0.990 (0.551–1.779)
Married or remarried 539 77.6 588 72.3 1.031 0.310 0.750 (0.430–1.307)
Divorced or widowed 22 3.2 32 3.9    1.000
Migrant labour history Yes 218 31.4 269 33.1 0.507 0.476 1.082 (0.871–1.344)
No 477 68.6 544 66.9    1.000
Smoking (active) Never 384 55.3 501 61.6 0.003 0.953 0.991 (0.722–1.359)
In the past 229 32.9 204 25.1 4.976 0.026 0.676 (0.480–0.954)
Currently 82 11.8 108 13.3    1.000
Smoking (passive) None 104 20.4 168 23.5 0.214 0.644 0.920 (0.647–1.309)
Light 312 61.2 381 53.4 5.844 0.016 0.696 (0.518–0.934)
Heavy 94 18.4 165 23.1    1.000
Spitting habit Yes 224 32.2 285 35.1 1.337 0.248 1.135(0.916–1.407)
No 471 67.8 528 64.9    1.000