From: Anemia predicts poor outcomes of COVID-19 in hospitalized patients: a prospective study in Iran
Demographic variables | Total (n = 1274) | No-Anemia (n = 659) | Anemia (n = 615) | p-value |
---|---|---|---|---|
Age (years) Mean ± SD | 64.43 ± 17.16 | 62.39 ± 17.15 | 64.53 ± 17.12 | 0.02 |
Sex, | ||||
Males n (%) | 706 (55.41) | 384 (58.27) | 322 (52.35) | 0.03 |
Females n (%) | 568 (44.59) | 275 (41.73) | 293 (47.65) | |
Smoking n (%) | 74 (5.80) | 40 (6.06) | 34 (5.52) | 0.74 |
Comorbidities n (%) | ||||
CVD | 435 (34.14) | 138 (20.94) | 297 (48.29) | 0.03 |
Respiratory diseases | 171 (13.42) | 89 (13.50) | 82 (13.33) | 0.9 |
HTN | 504 (39.56) | 244 (37.02) | 260 (42.27) | 0.03 |
Kidney diseases | 112 (8.79) | 26 (3.94) | 86 (13.98) | < 0.001 |
Diabetes | 288 (22.60) | 121 (18.36) | 167 (27.15) | < 0.001 |
Carcinoma | 59 (4.63) | 11 (1.66) | 48 (7.80) | < 0.001 |
Liver diseases | 24 (1.88) | 13 (1.97) | 11 (1.78) | 0.85 |
Autoimmune diseases | 14 (1.09) | 4 (0.6) | 10 (1.62) | 0.07 |
BMI categories n (%) | 0.02 | |||
Underweight (BMI < 18.5 kg/m2) | 420 (32.96) | 196 (29.7) | 224 (36.4) | |
Normal weight (BMI: 18.5–25 kg/m2) | 528 (41.44) | 287 (43.5) | 241 (39.1) | |
Overweight/Obese (BMI > 25 kg/m2) | 326 (25.5) | 176 (26.7) | 150 (24.3) | |
hs-CRP (mg/l) | 4.01 ± 8.61 | 4.15 ± 9.77 | 3.85 ± 7.29 | 0.84 |
Severe disease n (%) | 67 (5.25) | 23 (3.49) | 38 (6.17) | 0.01 |
Temperature (°C) | 36.83 ± 4.13 | 36.92 ± 3.55 | 36.67 ± 4.91 | 0.54 |
Hypoxia n (%) | 466 (36.57) | 242 (36.72) | 224 (36.42) | 0.81 |