TABLE 2.
Odds ratios for the presence of interstitial lung disease (ILD) in the influenza and COVID-19 cohorts relative to the matched cohort
| OR for the presence of ILD | OR for the presence of ILD | |||||
| Matched cohort | Influenza cohort | Matched cohort | COVID-19 cohort | |||
| Crude model | Adjusted model | Crude model | Adjusted model | |||
| Patients | 277 450 | 27 745 | 121 050 | 8070 | ||
| ILD overall | Reference | 7.50 (5.74–9.78) | 5.65 (4.27–7.45) | Reference | 2.40 (1.84–3.08) | 2.02 (1.54–2.61) |
| Age group | ||||||
| <60 years | Reference | 8.47 (4.76–14.9) | 7.42 (4.12–13.20) | Reference | 3.25 (1.99–5.04) | 2.82 (1.73–4.42) |
| ≥60 years | Reference | 7.30 (5.38–9.86) | 5.57 (4.03–7.64) | Reference | 2.14 (1.54–2.90) | 1.85 (1.33–2.52) |
| Sex | ||||||
| Male | Reference | 7.21 (5.09–10.14) | 4.99 (3.46–7.15) | Reference | 2.74 (1.90–3.82) | 2.23 (1.54–3.15) |
| Female | Reference | 7.98 (5.21–12.13) | 6.75 (4.36–10.37) | Reference | 2.07 (1.37–3.00) | 1.78 (1.17–2.59) |
| CTD# | ||||||
| No | Reference | 7.52 (5.70–9.88) | 5.74 (4.30–7.64) | Reference | 2.38 (1.76–3.14) | 2.04 (1.51–2.70) |
| Yes | Reference | 5.37 (1.75–15.60) | 4.60 (1.44–13.85) | Reference | 2.09 (1.10–3.66) | 1.92 (1.00–3.41) |
Data are presented as n or OR (95% CI), unless otherwise stated. CTD: connective tissue disease. The adjusted model was adjusted for type of insurance, lung cancer, CTD, hypertension, diabetes mellitus, cerebrovascular disease and cardiovascular disease. #: CTD was excluded from the adjusted model.