Table 3.
Multivariate models for severe IID symptoms, versus mild or moderate symptoms combined for cases ≥5 years of age (IID2 study 2008–9)
| Baseline model | Baseline + NS-SEC | |
|---|---|---|
| OR (95%CI) | OR (95%CI) | |
| Age group (years) | ||
| 5–14 | reference | reference |
| 15–24 | 3.01 (1.66–5.57) | 2.70 (1.48–5.02) |
| 25–44 | 1.02 (0.69–1.50) | 0.96 (0.65–1.42) |
| 45–64 | 0.73 (0.51–1.06) | 0.69 (0.47–1.00) |
| 65+ | 0.64 (0.43–0.95) | 0.60 (0.41–0.90) |
| Sex | ||
| Female | reference | reference |
| Male | 0.95 (0.77–1.19) | 0.90 (0.72–1.13) |
| Ethnicity | ||
| White | reference | reference |
| Non-White | 2.11 (1.18–3.83) | 2.03 (1.14–3.70) |
| NS-SEC | ||
| Managerial/professional | reference | |
| Intermediate | 1.21 (0.91–1.61) | |
| Routine/manual | 2.18 (1.66–2.87) | |
| Log-likelihood | −1255.1 | −1239.3 |
| Deviance | 2510.2 | 2478.6 |
| AIC | 2526.2 | 2498.6 |
| BIC | 2566.7 | 2549.2 |
| Number | 1164 | 1164 |
AIC Akaike information criterion, BIC Bayesian information criterion, CI confidence interval, IID infectious intestinal disease, NS-SEC National Statistics Socioeconomic Classification, OR odds ratio