Table 1 Association between each covariate and the end point using chi-squared tests, along with the test p-value, counts and proportions with respect to the end point
covariate | survival | death | p-value |
|---|---|---|---|
Total N | 13,116 | 2678 | |
Sex (female) | 6024 (45.9) | 1129 (42.2) | < 0.001 |
Flu vaccine | 5465 (41.7) | 1746 (65.2) | < 0.001 |
Pneumococcal vaccine | 3441 (26.2) | 1111 (41.5) | < 0.001 |
Diabetes | 3856 (29.4) | 1167 (43.6) | < 0.001 |
Circulatory diseases | 8111 (61.8) | 2261 (84.4) | < 0.001 |
Cancer | 1550 (11.8) | 545 (20.4) | < 0.001 |
Respiratory diseases | 2896 (22.1) | 828 (30.9) | < 0.001 |
Dementia | 964 (7.3) | 536 (20.0) | < 0.001 |
Other mental diseases | 1764 (13.4) | 407 (15.2) | 0.018 |
Anxiety and mood disorders | 3382 (25.8) | 784 (29.3) | < 0.001 |
Age | < 0.001 | ||
18–40 | 1399 (10.7) | 20 (0.7) | |
41–67 | 5971 (45.5) | 380 (14.2) | |
68–99 | 5746 (43.8) | 2278 (85.1) |