Table 5 Univariate analysis of risk factors for detection of 90-day mortality

637

Gender

Male

403

28 (6.9)

1.17 (0.605-2.276)

0.64

Female

234

14 (6.0)

Reference

1.000

Age groups (years)

≤30

126

5 (4.0)

Reference

31-40

136

4 (2.9)

0.73 (0.192-2.794)

0.65

41-50

144

6 (4.2)

1.05 (0.313-3.543)

0.93

51-60

231

27 (11.7)

3.2 (1.202-8.537)

0.02

Malignancy

60

11 (18.3)

3.95 (1.873-8.349)

<0.0001

Prior neurologic damage

125

22 (17.6)

5.25 (2.766-9.982)

<0.0001

Post chest radiation

31

17 (9.9)

3.56 (1.716-7.400)

0.001

Immune deficiency

156

19 (12.2%)

2.76 (1.461-5.221)

0.002

Corticosteroid therapy

76

10 (13.2%)

2.50 (1.178-5.328)

0.017

Nursing institution

52

10 (19.2%)

4.11 (1.893-8.942)

<0.0001

BUN >10.7 mmol/L

65

9 (13.8%)

2.62 (1.195-5.765)

0.016

Hemoglobin <110 g/L

113

12 (10.6%)

2.02 (0.999-4.100)

0.050

WBC <4 or >12 × 10⁹/L

347

30 (8.6%)

2.19 (1.101-4.365)

0.025

RDW >14.5%

218

27 (12.4%)

3.81 (1.979-7.324)

<0.0001