Table 1.
Socioeconomic characteristics of the study groups
| Parameter | Control | Case | P-value |
|---|---|---|---|
| Number [n (%)] | 218 (50.5%) | 214 (49.5%) | 0.847 |
| Age (year) | 56.9 ± 8.6 | 57 ± 7.3 | 0.526 |
| Employment | |||
| Yes | 178 (81.7%) | 56 (26.2%) | < 0.001 |
| No | 40 (18.3%) | 158 (73.8%) | |
| Family income | |||
| < 5000 SRa | 21 (9.6%) | 94 (43.9%) | < 0.001 |
| 5000–10000 SR | 85 (39%) | 88 (41.1%) | |
| 10000–20000 SR | 80 (36.7%) | 24 (11.2%) | |
| > 20000 SR | 32 (14.7%) | 8 (3.8%) | |
| Education | |||
| Illiterate | 2 (0.9%) | 32 (15%) | < 0.001 |
| Primary | 3 (1.4%) | 96 (44.9%) | |
| Intermediate/secondary | 23 (10.6%) | 38 (17.8%) | |
| Postsecondary | 190 (87.1%) | 48 (22.3%) | |
| Family size | |||
| 5 or less | 114 (52.3%) | 40 (18.7%) | < 0.001 |
| 6 or more | 104 (47.7%) | 174 (81.3%) | |
| Marital Status (Married) | |||
| Yes | 191 (87.6%) | 204 (94.1%) | 0.087 |
| No | 27 (12.4%) | 10 (5.9%) | |
Values are expressed as frequency (%) or Mean ± SD
P-values are obtained by t-test for the parametric variable (age) or x2 for non-parametric variables
aSR Saudi Riyal