A Large Retrospective Study of Epidemiological Characteristics of COVID-19 Patients in the North of Iran: Association between SARS-CoV-2 RT-PCR Ct Values with Demographic Data
Table 4
Demographic and comorbidity information of patients with positive SARS-CoV-2 rRT-PCR based on sex.
Variable
Total (N = 3246) number (%)
Female (N = 1615) number (%)
Male (N = 1631) number (%)
value
Age
<1
32 (1)
12 (0.7)
20 (1.2)
0.008
1–14
84 (2.6)
36 (2.2)
48 (2.9)
15–24
70 (2.1)
40 (2.5)
30 (1.8)
25–44
676 (20.8)
339 (21)
337 (20.6)
45–64
1251 (38.6)
663 (41)
588 (36)
≥65
1133 (34.9)
525 (32.5)
608 (37.3)
Outcome
Discharge
2915 (89.7)
1482 (91.6)
1433 (87.8)
<0.001
Death
335 (10.3)
136 (8.4)
199 (12.2)
Variable
Cardiovascular disease
1039 (32)
554 (34.2)
485 (29.7)
0.006
Diabetes
896 (27.6)
518 (32)
378 (23.2)
<0.001
Hypertension
447 (13.8)
259 (16)
188 (11.5)
<0.001
Brain and neurologic disorder
142 (4.4)
74 (4.6)
68 (4.2)
0.57
Kidney diseases
132 (4.1)
63 (3.9)
69 (4.2)
0.62
Respiratory disorder
105 (3.2)
52 (3.2)
53 (3.2)
0.95
Malignancy
99 (3)
53 (3.3)
46 (2.8)
0.44
GI diseases
39 (1.2)
23 (1.4)
16 (1)
0.24
Blood disorder
26 (0.8)
13 (0.8)
13 (0.8)
0.98
Liver disease
25 (0.8)
15 (0.9)
10 (0.6)
0.3
Others
78 (2.4)
50 (3.1)
28 (1.7)
<0.001
Comorbidity
1839 (56.6)
979 (60.5)
860 (52.7)
<0.001
No comorbidity
1411 (43.4)
639 (39.5)
772 (47.3)
Age of 4 cases, unknown. P values of < 0.05 were considered statistically significant, and it is shown in bold.