Table 1. Baseline characteristics of non-severe or severe patients of COVID-19 in Guangzhou.
| Demographics and clinical characteristics | No. (%) | P value | ||
| Total (288) | Non-severe (258) | Severe (30) | ||
| Age, median (IQR), years | 48.5 (34.3-62) | 47 (33-61) | 61.5(51-71.3) | <0.0001 |
| Age groups (years): | .. | .. | .. | <0.0001 |
| ≤30 | 44(15.3) | 44(17.1) | 0(0) | .. |
| 31-45 | 87(30.2) | 83(32.2) | 4(13.3) | .. |
| 46-65 | 116(40.3) | 101(39.1) | 15(50) | .. |
| ≥66 | 41(14.2) | 30(11.6) | 11(36.7) | .. |
| Sex: | .. | .. | .. | 0.194 |
| Male | 131(45.5) | 114(44.2) | 17(56.7) | .. |
| Female | 157(54.5) | 114(55.8) | 13(43.3) | .. |
| Comorbidity: | .. | .. | .. | .. |
| Hypertension | 84(29.2) | 69(26.7) | 15(50) | 0.008 |
| SBP (mm Hg), median (IQR) | 125(117-136) | 125(117-136) | 124.5(117-138.3) | 0.186 |
| DBP (mm Hg), median (IQR) | 80(74-87) | 80(75-87) | 80.5(67.3-85) | 0.028 |
| MAP (mm Hg), median (IQR) | 94.7(87.8-103) | 94.7(88-103) | 94.8(85.1-102.6) | 0.415 |
| Diabetes | 24(8.3) | 20(7.8) | 4(13.3) | 0.295 |
| COPD | 5(1.7) | 3(1.2) | 2(6.9) | 0.025 |
| CVD | 85(29.5) | 70(27.1) | 15(50) | 0.009 |
| Carcinoma | 6(2.1) | 6(2.3) | 0(0) | 0.399 |
| CKD | 8(2.8) | 4(1.6) | 4(13.3) | <0.0001 |
| CLD | 10(3.5) | 8(3.1) | 2(6.7) | 0.313 |
| Exposure history in Wuhan >2 weeks: | .. | .. | .. | 0.016 |
| Yes | 132(45.8) | 112(43.4) | 20(66.7) | .. |
| No | 156(54.2) | 146(56.6) | 10(33.3) | .. |
| Respiratory rate >24 breaths per min | 19(6.6) | 12(4.7) | 7(23.3) | <0.0001 |
| Oxygenation index, median (IQR) | 98(97-98.8) | 98(97-98.8) | 98(97-99) | 0.986 |
| Fever (tempetature≥37·3°C) | 201(69.8) | 174(67.4) | 27(90) | 0.011 |
| Cough | 163(56.6) | 142(55) | 21(70) | 0.118 |
| Sputum | 58(20.1) | 54(20.9) | 4(13.3) | 0.326 |
| Myalgia | 35(12.2) | 30(11.6) | 5(16.7) | 0.424 |
| Fatigue | 43(14.9) | 37(14.3) | 6(20) | 0.410 |
| Nausea or Anorexia | 28(9.7) | 22(8.5) | 6(20) | 0.045 |
| Vomiting | 6(2.1) | 5(1.9) | 1(3.3) | 0.613 |
| Diarrhea | 11(3.8) | 6(2.3) | 5(16.7) | <0.0001 |
| Headache | 26(9) | 22(8.5) | 4(13.3) | 0.385 |
SBP, Systolic blood pressure; DBP, Diastolic blood pressure; MAP, Mean arterial pressure; COPD, Chronic obstructive pulmonary disease; CVD, Cardiovascular disease; CKD, Chronic kidney disease; CLD, Chronic liver disease.
*P values indicate differences between Severe and Non-severe patients. P<0.05 was considered statistically significant.