Research Article
Epidemiological Features and Predictors of Mortality in Patients with COVID-19 with and without Underlying Hypertension
Table 1
The characteristics of hypertensive and nonhypertensive patients with COVID-19.
| | Variable | Total (n = 40957) | Hypertension (n = 1927) | Nonhypertension (n = 39030) | value | | Number (%) | Number (%) | Number (%) |
| | Age, median (IQR) | 37 (29–50) | 37 (29–50) | 61 (50–70) | <0.001 | | Sex | | | Male | 23521 (57.42) | 781 (40.50) | 22740 (58.26) | <0.003 | | Female | 17436 (42.58) | 1146 (59.50) | 16290 (41.74) | | No-sign | 1753 (5.50) | 94 (4.90) | 1659 (4.25) | 0.130 | | Fever | 20717 (50.58) | 1163 (60.35) | 19554 (50.09) | <0.001 | | Cough | 17787 (43.43) | 1032 (53.55) | 16755 (42.92) | <0.007 | | Dyspnea | 12231 (29.86) | 782 (40.58) | 11449 (29.39) | 0.100 | | Muscular pain | 5948 (14.52) | 391 (20.29) | 5557 (14.23) | 0.100 | | Sore throat | 2872 (7.01) | 187 (9.70) | 2685 (6.88) | 0.350 | | Anorexia | 273 (0.57) | 59 (3.10) | 214 (0.55) | <0.001 | | Headache | 1263 (3.08) | 170 (8.82) | 1093 (2.80) | <0.001 | | Fatigue | 313 (0.76) | 92 (4.77) | 221 (0.56) | 0.001 | | Decreased sense of smell, taste | 2176 (5.31) | 55 (2.85) | 2121 (5.43) | <0.001 | | Hypoxia | 2873 (7.01) | 194 (10.07) | 2679 (6.86) | 0.136 | | Comorbidities | | | Cardiovascular | 1998 (4.88) | 421 (21.84) | 1577 (4.04) | <0.001 | | Diabetes | 2842 (6.94) | 828 (43) | 2014 (5.16) | <0.001 | | Immunodeficiency | 389 (0.95) | 59 (3.06) | 330 (0.84) | <0.001 | | Liver | 101 (0.25) | 10 (0.52) | 91 (0.23) | 0.090 | | Thyroid | 175 (0.43) | 101 (5.24) | 74 (0.19) | 0.001 | | Chronic kidney disease | 588 (1.43) | 124 (6.43) | 464 (1.19) | <0.001 | | Chronic pulmonary disease | 988 (2.41) | 87 (4.50) | 901 (2.30) | <0.001 | | Hospitalization history in ICU | 102 (0.25) | 29 (1.50) | 73 (0.19) | <0.001 | | Exposure to disease | 26252 (64.10) | 1375 (71.35) | 24877 (63.74) | <0.001 | | Mortality | 925 (2.26) | 253 (13.13) | 672 (1.72) | <0.001 |
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