Table 3. Poisson regression modeling total number of social contacts.
Univariate regression | Multivariable regression | |||||
---|---|---|---|---|---|---|
Variable | RR | P-value | 95% CI | RR | P-value | 95% CI |
Age category | ||||||
13–17 | ref | |||||
18–24 | 1.13 | 0.112 | 0.97–1.31 | 1.03 | 0.719 | 0.86–1.25 |
25–34 | 0.89 | 0.101 | 0.77–1.02 | 0.88 | 0.166 | 0.74–1.05 |
35–44 | 0.97 | 0.681 | 0.84–1.12 | 0.95 | 0.567 | 0.80–1.13 |
45–54 | 1.03 | 0.677 | 0.89–1.19 | 0.97 | 0.707 | 0.81–1.15 |
55–64 | 0.74 | <0.001 | 0.64–0.86 | 0.70 | <0.001 | 0.59–0.84 |
65+ | 0.58 | <0.001 | 0.50–0.68 | 0.49 | <0.001 | 1.41–0.59 |
Survey week | ||||||
March 25 | ref | |||||
April 2 | 1.05 | 0.013 | 1.01–1.10 | 0.42 | <0.001 | 0.39–0.44 |
April 16 | 1.13 | <0.001 | 1.08–1.17 | 0.43 | <0.001 | 0.41–0.46 |
May 1 | 1.25 | <0.001 | 1.20–1.30 | 0.49 | <0.001 | 0.47–0.51 |
June 12 | 2.38 | <0.001 | 2.29–2.47 | 0.95 | 0.022 | 0.90–0.99 |
June 25 | 2.58 | <0.001 | 2.47–2.70 | - | ||
Nationality | ||||||
Luxembourgish | ref | |||||
French | 0.92 | 0.003 | 0.88–0.97 | 0.92 | 0.001 | 0.87–97 |
Portuguese | 1.18 | <0.001 | 1.11–1.25 | 1.18 | <0.001 | 1.11–1.25 |
Belgian | 0.92 | 0.013 | 0.86–0.98 | 0.96 | 0.237 | 0.90–1.03 |
German | 0.80 | <0.001 | 0.73–0.88 | 0.82 | <0.001 | 0.75–0.90 |
Italian | 0.77 | <0.001 | 0.70–0.84 | 0.83 | <0.001 | 0.76–0.91 |
Others | 0.76 | <0.001 | 0.73–0.80 | 0.76 | <0.001 | 0.73–0.79 |
Survey language | ||||||
German | Ref. | |||||
English | 0.77 | <0.001 | 0.75–0.80 | - | - | - |
French | 1.04 | 0.003 | 1.01–1.07 | - | - | - |
RR, rate ratio
Full model was adjusted by age, nationality and place of contact. Survey language is not included in the full model due to collinearity.