Table 1 Comparison of basic data and clinical manifestations of patients in the three groups
Variables | PC group (n = 57) | CM group (n = 22) | DC group (n = 27) | χ2/F | P |
|---|---|---|---|---|---|
Age(mean ± SD) | 56.89 ± 13.36 | 57.36 ± 11.81 | 51.26 ± 12.80 | 2.016 | 0.138 |
Gender(male) | 39(68.4) | 15(68.2) | 17(63.0) | 0.256 | 0876 |
Underlying disease | |||||
Hypertension | 19(33.4) | 5(22.7) | 12(44.4) | 2.571 | 0.277 |
Diabetes mellitus | 10(17.5) | 1(4.5) | 9(33.3) | 6.704 | 0.035 |
Renal failure | 1(1.8) | 3(13.6) | 1(3.7) | 4.274 | 0.056 |
Malignant tumor | 2(3.5) | 1(4.5) | 2(7.4) | 0.976 | 0.828 |
Chronic lung disease | 2(3.5) | 1(4.5) | 3(11.1) | 2.048 | 0.400 |
Decompensation of cirrhosis | 11(19.3) | 1(4.5) | 9(33.3) | 6.344 | 0.042 |
Glucocorticoid | 4(7.0) | 5(22.7) | 4(14.8) | 3.952 | 0.135 |
Immunosuppressant | 6(10.5) | 2(9.1) | 9(33.3) | 6.985 | 0.028 |
Clinical manifestation | |||||
Fever | 15(26.3) | 4(18.2) | 10(37.0) | 2.236 | 0.327 |
Cough | 25(43.9) | 4(18.2) | 11(40.7) | 4.594 | 0.101 |
Expectoration | 22(38.6) | 3(13.6) | 9(33.3) | 4.565 | 0.102 |
Chest pain | 3(5.3) | 1(4.5) | 1(3.7) | 0.289 | 0.999 |
Headache | 15(26.3) | 10(45.5) | 5(18.5) | 4.574 | 0.112 |
Dyspnea | 6(10.5) | 1(4.5) | 4(14.8) | 1.283 | 0.574 |
Altered state of consciousness | 1(1.8) | 3(13.6) | 2(7.4) | 4.446 | 0.073 |