Table 1.
Descriptive Statistics of the Examined Group of Patients.
| Demographic information | ||||
|---|---|---|---|---|
| Characteristics % (N) | Cases (n 400) | Controls I (n = 200) | Controls II (n = 200) | P |
| Sex | ||||
| Women | 40% (160) | 37% (74) | 88% (176) | .21 |
| Men | 60% (240) | 63% (126) | 12% (24) | |
| The age of the study group | ||||
| SD | 64.53 (8.86) | 59.64±9.33 | 57.5 (7.83) | .12 |
| 95%CI | <34; 82> | <34; 79> | <35; 85> | |
| Place of residence | ||||
| City | 27% (108) | 49% (98) | 36% (72) | .01 |
| Village | 73% (292) | 51% (102) | 64% (128) | |
| Financial situation | ||||
| Very good | 7% (28) | 4% (8) | 20% (40) | .19 |
| Good | 20% (80) | 30% (60) | 51% (102) | |
| Average | 61% (244) | 60% (120) | 20% (40) | |
| Bad | 12% (48) | 6% (12) | 9% (18) | |
| Age groups | ||||
| 34–44 | 1% (4) | 3% (6) | 15% (30) | .07 |
| 45–55 | 6% (24) | 11% (22) | 12% (24) | |
| 56–66 | 53% (212) | 37% (74) | 27% (54) | |
| 67–77 | 33% (132) | 12% (24) | 23% (46) | |
| 78–88 | 7% (28) | 37% (74) | 23% (46) | |
| Education of the study group | ||||
| Higher education | 10% (40) | 23% (46) | 20% (40) | .01 |
| Secondary education | 20% (80) | 46% (92) | 71% (142) | |
| Vocational education | 43% (172) | 23% (46) | 5% (10) | |
| Primary education | 27% (108) | 8% (16) | 4% (8) | |
| Marital status | ||||
| Married | 19% (76) | 54% (108) | 65% (130) | .62 |
| Widowed | 70% (280) | 12% (24) | 11% (22) | |
| Unmarried | 11% (44) | 34% (68) | 24% (48) | |
| Source of income | ||||
| Professionally active | 33% (132) | 31% (62) | 65% (130) | .59 |
| Annuity | 13% (52) | 20% (40) | 12% (24) | |
| Unemployed | 7% (28) | 18% (36) | 9% (18) | |
| Retirement | 47% (188) | 31% (62) | 14% (28) | |