Table 2 Final multivariable model of risk factors associated with acute gastrointestinal illness in the 4 weeks prior to interview in China, 2010–2011
From: Burden of self-reported acute gastrointestinal illness in China: a population-based survey
Variable | OR | 95% CI | P-value |
|---|---|---|---|
Gender | Â | Â | Â |
  Male | Ref. | Ref. | Ref. |
  Female | 1.19 | 1.06–1.34 | < 0.01 |
Age (years) | Â | Â | 0.02 |
  0–4 | 2.82 | 1.31–6.05 | 0.01 |
  5–14 | 1.12 | 0.77–1.64 | 0.55 |
  15–24 | 1.20 | 0.91–1.58 | 0.20 |
  25–44 | 0.90 | 0.77–1.05 | 0.18 |
  45–64 | Ref. | Ref. | Ref. |
  ≥ 65 | 0.90 | 0.74–1.08 | 0.26 |
Education | Â | Â | < 0.01 |
  Preschool children | 1.10 | 0.53–2.29 | 0.80 |
  Illiterate | 1.54 | 1.21–1.95 | < 0.01 |
  Primary school | 1.04 | 0.89–1.23 | 0.62 |
  Secondary school | Ref. | Ref. | Ref. |
  High school and above | 0.78 | 0.66–0.91 | < 0.01 |
Household type | Â | Â | Â |
  No residents < 18 years | 0.86 | 0.75–0.97 | 0.02 |
  At least one resident < 18 years | Ref. | Ref. | Ref. |
Residence | Â | Â | Â |
  Urban | 0.86 | 0.74–0.99 | 0.04 |
  Rural | Ref. | Ref. | Ref. |
Season | Â | Â | < 0.01 |
  Winter | Ref. | Ref. | Ref. |
  Spring | 0.92 | 0.76–1.12 | 0.40 |
  Summer | 2.51 | 2.14–2.95 | < 0.01 |
  Autumn | 1.34 | 1.12–1.60 | < 0.01 |
Province | Â | Â | < 0.01 |
  Shanghai | 0.34 | 0.27–0.43 | < 0.01 |
  Jiangsu | Ref. | Ref. | Ref. |
  Zhejiang | 0.65 | 0.55–0.76 | < 0.01 |
  Jiangxi | 1.00 | 0.75–1.33 | 0.99 |
  Guangxi | 0.62 | 0.52–0.74 | < 0.01 |
  Sichuan | 1.21 | 0.99–1.47 | 0.06 |
Travel | Â | Â | Â |
  Yes | 2.44 | 1.96–3.03 | < 0.01 |
  No | Ref. | Ref. | Ref. |