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Table 2 Daily behaviors of primary MDR-TB cases and controls, sex and age (±5 years) matched

From: Factors associated with primary transmission of multidrug-resistant tuberculosis compared with healthy controls in Henan Province, China

Variables Primary MDR-TB cases Controls Wald χ 2 value p-value COR (95% CI)
n (%) n (%)
Total (N)   146 (100.00) 146 (100.00) NA NA NA
Body mass index >20 92 (62.75) 123 (84.31)    1.00
  ≤20 54 (37.25) 23 (15.69) 5.52 0.0188 3.75 (1.23–11.30)
Interval of days of eating meat ≤1 92 (62.75) 103 (70.59)    1.00
  >1 54 (37.25) 43 (29.41) 0.61 0.4346 1.36 (0.63–2.97)
Interval of days of eating coarse food grain ≤2 80 (54.90) 86 (58.82)    1.00
  >2 66 (45.10) 60 (41.18) 0.28 0.5943 1.33 (0.46–3.84)
Interval of days of eating fruit ≤7 94 (64.71) 123 (84.31)    1.00
  >7 52 (35.29) 23 (15.69) 4.88 0.0271 3.50 (1.15–10.63)
Hours of sleep each night >7 89 (60.78) 86 (58.82)    1.00
  ≤7 57 (39.22) 60 (41.18) 0.04 0.8475 0.93 (0.44–1.98)
Interval of days of doing physical exercise <2 20 (13.73) 49 (33.33)    1.00
  ≥2 126 (86.27) 97 (66.67) 5.24 0.0221 4.33 (1.24–15.20)
More life pressure/stress No 86 (58.82) 129 (88.24)    1.00
  Yes 60 (41.18) 17 (11.76) 7.69 0.0056 4.00 (1.50–10.66)
Interval of weeks of going to crowded fields >1 92 (62.75) 103 (70.59)    1.00
  ≤1 54 (37.25) 43 (29.41) 0.98 0.3226 1.67 (0.61–4.59)
Never smoking Yes 92 (62.75) 83 (56.86)    1.00
  No 54 (37.25) 63 (43.14) 0.47 0.4931 0.73 (0.29–1.81)
Never drinking alcohol Yes 72 (49.02) 66 (45.10)    1.00
  No 74 (50.98) 80 (54.90) 0.22 0.6380 0.80 (0.32–2.03)
  1. NOTE: COR: crude odds ratio; CI: confidence interval; NA: not applicable.