Table 1.
Demographics of patients with colorectal cancer and controls from data covering the period 2001-2019.
| Demographics | Colorectal cases (n=941) | Controls (n=9410) | |
| Sex, n (%) | |||
|
|
Male | 459 (48.8) | 4590 (48.8) |
|
|
Female | 482 (51.2) | 4820 (51.2) |
| Population subgroup, n (%) | |||
|
|
Secular Jewish | 829 (88.1) | 8290 (88.1) |
|
|
Jewish Ultra Orthodox | 64 (6.8) | 640 (6.8) |
|
|
Israeli Arab | 48 (5.1) | 480 (5.1) |
| Residential area, n (%) | |||
|
|
North | 176 (18.7) | 1760 (18.7) |
|
|
Center | 183 (19.4) | 1830 (19.4) |
|
|
Jerusalem | 211 (22.4) | 2110 (22.4) |
|
|
Sharon | 212 (22.5) | 2120 (22.5) |
|
|
South | 159 (16.9) | 1590 (16.9) |
| Sociodemographic statusa, mean (SD) | 6.5 (1.9) | 6.5 (1.9) | |
| Weeks of follow-up before index date, mean (SD)a | 641 (273) | 646 (278) | |
| Age at index dateb (years), mean (SD) | 43.6 (6.7) | 43.6 (6.6) | |
| Physician visits over follow-up periodc, yearly mean (SD) | 7.2 (6.0) | 7.2 (6.0) | |
aSociodemographic status was measured on a 10-point scale (1: lowest; 10: highest).
bThe index date was defined as the first date of colorectal cancer diagnosis.
cUsed as a proxy measure of the frequency of contact with the medical system, which could affect the likelihood and timing of receiving a colorectal cancer diagnosis and medication prescription patterns.