Research Article
Risk Factors for COVID-19 in Patients with Hypertension
Table 1
Demographic and clinical characteristics of 282 patients with COVID-19.
| | Clinical characteristics | All (n = 282) | Nonhypertension (n = 141) | Hypertension (n = 141) | value |
| | Age, median (IQR), years | 67 (62–71) | 67 (62–71) | 5.8 (1.3–12.3) | 0.491 |
| | Sex | | Female | 132 (46.8) | 64 (45.4) | 68 (48.2) | 0.633 | | Male | 150 (53.2) | 77 (54.6) | 73 (51.8) | |
| | Severe | 57 (20.2) | 17 (12.1) | 40 (28.4) | 0.001 | | Nonsevere | 225 (79.8) | 124 (87.9) | 101 (71.6) | | | Exposure history | 57 (20.2) | 24 (17.0) | 33 (23.4) | 0.011 | | Nonexposure history | 119 (42.2) | 28 (19.9) | 91 (64.5) | | | Smoking | 24 (8.5) | 12 (8.5) | 12 (8.5) | 1 |
| | Comorbidities | | Diabetes | 41 (14.5) | 14 (9.9) | 27 (19.1) | 0.028 | | Carcinoma | 5 (1.8) | 0 | 5 (3.5) | 0.075 | | Coronary heart disease | 33 (11.7) | 9 (6.4) | 24 (17.0) | 0.005 | | Cerebrovascular disease | 15 (5.3) | 3 (2.1) | 12 (8.5) | 0.017 | | Chronic pulmonary disease | 5 (1.8) | 5 (3.5) | 0 | 0.071 | | Kidney disease | 10 (3.5) | 4 (2.8) | 6 (4.3) | 0.52 | | Others | 51 (18.1) | 26 (18.4) | 25 (17.7) | 0.877 |
| | Symptoms | | Fever | 215 (76.2) | 113 (80.1) | 102 (72.3) | 0.124 | | Cough | 198 70.2) | 106 (75.2) | 92 (65.2) | 0.068 | | Pharyngodynia | 5 (1.8) | 3 (2.1) | 2 (5.0) | 1 | | Sputum | 21 (7.4) | 14 (9.9) | 7 (5.0) | <0.001 | | Wheezing | 92 (32.6) | 51 (36.2) | 41 (29.1) | 0.204 | | Shortness of breath | 58 (20.6) | 26 (18.4) | 32 (22.7) | 0.377 | | Nausea or vomiting | 6 (2.1) | 5 (3.5) | 10.7 () | 0.216 | | Abdominal pain | 2 (0.7) | 1 (0.7) | 1 (0.7) | 1 | | Diarrhea | 16 (5.7) | 9 (6.4) | 7 (5.0) | 0.607 | | Chest distress | 51 (18.1) | 27 (19.1) | 24 (17.0) | 0.643 | | Flusteredness | 5 (1.8) | 3 (2.1) | 2 (1.44) | 1 | | Fatigue | 169 (59.9) | 88 (62.4) | 81 (57.4) | 0.395 | | Headache | 62 (30.0) | 56 (39.7) | 6 (4.3) | <0.001 | | Myalgia | 80 (28.4) | 53 (37.6) | 27 (19.1) | 0.001 | | Dizziness | 22 (7.8) | 14 (9.9) | 8 (5.7) | 0.183 | | Anorexia | 11 (3.9) | 7 (5.0) | 4 (2.8) | 0.356 | | Rhinobyon | 3 (1.1) | 1 (0.7) | 2 (1.4) | 1 |
| | Vital signs (IQR) | | Respiratory rate, median (IQR), breaths per min | 20 (19–21) | 20.00 (19.50–21.00) | 20 (19–22) | 0.867 | | Heart rate, median (IQR), beats per min | 84 (78–90) | 84.00 (78.00–91.50) | 82 (78–90) | 0.37 | | Temperature, median (IQR),°C | 36.6 (36.4–36.9) | 36.60 (36.40–36.90) | 36.6 (36.4–36.90 | 0.941 | | Systolic blood pressure | 130.00 (120.00–139.75) | 129.50 (120.00–136.25) | 130 (121–144) | 0.152 | | Diastolic blood pressure | 78.00 (72.00–85.00) | 78.0 (70.75–82.0) | 79.0 (72.75–87.25) | 0.055 | | Time from illness onset to admission, (IQR), days | 14.00 (10.00–18.00) | 14.0 (10.0–17.0) | 14.0 (10.0–19.5) | 0.447 |
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IQR: interquartile range.
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