Table 4.
The result of univariate analysis
| Variables | Statistics | OR (95% CI) | p value |
|---|---|---|---|
| Sex, n (%) | |||
| Male | 258 (51.70) | 1.0 (reference) | |
| Female | 241 (48.30) | 0.88 (0.62, 1.25) | 0.485 |
| Age, mean (SD), years | 57.82 ± 14.19 | 1.04 (1.02, 1.05) | < 0.0001 |
| Age, n (%) | |||
| < 60 year | 248 (49.70) | 1.0 (reference) | |
| ≥ 60 year | 251 (50.30) | 2.17 (1.52, 3.11) | < 0.0001 |
| BMI, mean (SD), kg/m2 | 22.68 ± 3.16 | 0.98 (0.93, 1.04) | 0.594 |
| BMI, n (%) | |||
| < 23 kg/m2 | 248 (49.70) | 1.0 (reference) | |
| ≥ 23 kg/m2 | 251 (50.30) | 0.96 (0.67, 1.36) | 0.813 |
| Clinical type, n (%) | |||
| Moderate | 359 (71.94) | 1.0 (reference) | |
| Severe | 140 (28.06) | 3.49 (2.26, 5.39) | < 0.0001 |
| Initial nucleic acid test, n (%) | |||
| Negative | 30 (6.01) | 1.0 (reference) | |
| Positive | 469 (93.99) | 0.90 (0.43, 1.90) | 0.789 |
| Outcomes, n (%) | |||
| Recovery | 422 (84.57) | 1.0 (reference) | |
| Therapy | 69 (13.83) | 3.34 (1.85, 6.04) | < 0.0001 |
| Death | 8 (1.60) | – | – |
| Fever, n (%) | |||
| No | 72 (14.43) | 1.0 (reference) | |
| Yes | 427 (85.57) | 2.38 (1.42, 4.00) | 0.001 |
| Cough, n (%) | |||
| No | 113 (22.65) | 1.0 (reference) | |
| Yes | 386 (77.35) | 1.28 (0.84, 1.95) | 0.250 |
| Myalgia or arthralgia, n (%) | |||
| No | 290 (58.12) | 1.0 (reference) | |
| Yes | 209 (41.88) | 1.28 (0.90, 1.84) | 0.173 |
| Headache, n (%) | |||
| No | 486 (97.39) | 1.0 (reference) | |
| Yes | 13 (2.61) | 0.98 (0.32, 2.96) | 0.973 |
| Nausea or vomiting, n (%) | |||
| No | 493 (98.80) | 1.0 (reference) | |
| Yes | 6 (1.20) | 0.84 (0.17, 4.20) | 0.831 |
| Diarrhea, n (%) | |||
| No | 465 (93.19) | 1.0 (reference) | |
| Yes | 34 (6.81) | 1.07 (0.53, 2.16) | 0.849 |
| Abdominal pain, n (%) | |||
| No | 494 (99.00) | 1.0 (reference) | |
| Yes | 5 (1.00) | – | 0.981 |
| Smoking history, n (%) | |||
| No | 466 (93.39) | 1.0 (reference) | |
| Yes | 33 (6.61) | 1.74 (0.83, 3.68) | 0.145 |
| Cardiovascular disease, n (%) | |||
| No | 452 (90.58) | 1.0 (reference) | |
| Yes | 47 (9.42) | 1.05 (0.57, 1.91) | 0.884 |
| Diabetes, n (%) | |||
| No | 444 (88.98) | 1.0 (reference) | |
| Yes | 55 (11.02) | 1.69 (0.94, 3.03) | 0.081 |
| Hypertension, n (%) | |||
| No | 348 (69.74) | 1.0 (reference) | |
| Yes | 151 (30.26) | 1.73 (1.17, 2.55) | 0.006 |
| COPD, n (%) | |||
| No | 497 (99.60) | 1.0 (reference) | |
| Yes | 2 (0.40) | 0.84 (0.05, 13.52) | 0.903 |
| Chronic liver disease, n (%) | |||
| No | 488 (97.80) | 1.0 (reference) | |
| Yes | 11 (2.20) | 1.01 (0.30, 3.35) | 0.987 |
| Chronic renal disease, n (%) | |||
| No | 492 (98.60) | 1.0 (reference) | |
| Yes | 7 (1.40) | 0.63 (0.14, 2.83) | 0.544 |
| Malignant tumor, n (%) | |||
| No | 486 (97.39) | 1.0 (reference) | |
| Yes | 13 (2.61) | 1.36 (0.44, 4.21) | 0.597 |
| WBC count, n (%) | |||
| Decreased | 46 (9.22) | 1.0 (reference) | |
| Normal | 422 (84.57) | 1.72 (0.93, 3.19) | 0.086 |
| Increased | 31 (6.21) | 2.98 (1.15, 7.75) | 0.025 |
| Lymphocyte count, n (%) | |||
| Increased | 8 (1.60) | 1.0 (reference) | |
| Normal | 288 (57.72) | 2.24 (0.44, 11.27) | 0.329 |
| Decreased | 203 (40.68) | 7.68 (1.51, 39.19) | 0.014 |
| CRP, n (%) | |||
| Normal | 243 (48.70) | 1.0 (reference) | |
| Increased | 256 (51.30) | 4.58 (3.14, 6.69) | < 0.0001 |
BMI body mass index, WBC white blood cell, CRP C-reactive protein, OR odds ratio, CI confidence interval, COPD chronic obstructive pulmonary disease