Table 1.
Baseline data of patients in the two groups [n (%), mean ± SD].
| Variables | n | Control group (n =45) | Research group (n =55) | χ 2/t | P |
|---|---|---|---|---|---|
| Gender | 0.433 | 0.511 | |||
| Male | 70 | 30 (66.67) | 40 (72.73) | ||
| Female | 30 | 15 (33.33) | 15 (27.27) | ||
| Age (years) | 0.236 | 0.627 | |||
| <60 | 44 | 21 (46.67) | 23 (41.82) | ||
| ≥60 | 56 | 24 (53.33) | 32 (58.18) | ||
| Average age (years) | 100 | 61.18 ± 8.31 | 63.12 ± 9.74 | 1.058 | 0.293 |
| Hypertension | 0.271 | 0.603 | |||
| No | 73 | 34 (75.56) | 39 (70.91) | ||
| Yes | 27 | 11 (24.44) | 16 (29.09) | ||
| Diabetes mellitus | 1.207 | 0.272 | |||
| No | 82 | 39 (86.67) | 43 (78.18) | ||
| Yes | 18 | 6 (13.33) | 12 (21.82) | ||
| Hyperlipoidemia | 0.258 | 0.611 | |||
| No | 87 | 40 (88.89) | 47 (85.45) | ||
| Yes | 13 | 5 (11.11) | 8 (14.55) | ||
| History of drinking | 0.948 | 0.330 | |||
| No | 73 | 35 (77.78) | 38 (69.09) | ||
| Yes | 27 | 10 (22.22) | 17 (30.91) | ||
| History of smoking | 1.038 | 0.308 | |||
| No | 78 | 33 (73.33) | 45 (81.82) | ||
| Yes | 22 | 12 (26.67) | 10 (18.18) | ||
| Marital status | 0.625 | 0.429 | |||
| Single | 33 | 13 (28.89) | 20 (36.36) | ||
| Married | 67 | 32 (71.11) | 35 (63.64) |