Table 1 Characteristics of the study population, stratified by case and control status, percentage (%), n = 22,090
Characteristics | Category | Percentage | P-value1 | |
|---|---|---|---|---|
Case n = 4418 | Control n = 17,672 | |||
Sex | Male | 40.9 | 40.9 | Matched |
Female | 59.1 | 59.1 | ||
Age groups (years) | 60–79 | 51.6 | 51.6 | Matched |
≥80 | 48.4 | 48.8 | ||
Civil status | Married | 35.5 | 44.3 | < 0.001 |
Divorced | 19.5 | 12.8 | ||
Widowed | 35.5 | 34.7 | ||
Unmarried | 9.4 | 8.1 | ||
CCI | 0 | 56.2 | 81.9 | < 0.001 |
1–2 | 40.8 | 17.7 | ||
3–4 | 2.9 | 0.4 | ||
>4 | 0.1 | 0.0 | ||
Number of prescribed medications | 0 | 3.0 | 22.3 | < 0.001 |
1 | 1.9 | 8.1 | ||
2 | 2.3 | 8.1 | ||
3 | 3.5 | 8.7 | ||
4 | 4.9 | 8.3 | ||
5–9 | 33.0 | 30.0 | ||
>9 | 51.3 | 14.6 | ||