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. 2019 Jan 31;39(1):29–36. doi: 10.5144/0256-4947.2019.29

Table 5.

Multiple logistic regression of risk factors for presence of any complication.

n Wald Sig. Exp(B) 95% CI for EXP(B)
Lower Upper

Age category (years)
 17–45 128 10.35 .006
 46–65 212 0.05 0.82 1.06 0.64 1.76
 >65 460 5.24 .02 1.73 1.08 2.78
Gender
 Male 373 1.00
 Female 427 0.28 0.60 1.09 0.80 1.49
Presence of comorbidities
 Diabetes mellitus 530 0.001 0.98 1.004 0.70 1.43
 Chronic kidney disease 175 2.47 0.12 1.35 0.93 1.95
 Chronic obstructive pulmonary disease 154 2.70 0.10 1.40 0.94 2.09
 Asthma 236 0.91 0.34 1.17 0.85 1.63
Other risk factors
 Smoker 101 1.38 0.24 1.33 0.82 2.16
 Immunocompromised 34 9.36 .002 4.35 1.70 11.14
 Immunosuppressant therapy 82 0.04 0.83 1.06 0.63 1.76
Type of pneumonia
 Community acquired 640 1.00
 Hospital acquired 160 20.20 <.001 2.42 1.65 3.56
 Constant 9.89 <.001 0.51

Omnibus tests of model coefficients: Chi-square=62.892, df=11, P<.001; −2 log likelihood: 1042.496; Cox and Snell R Square: .076; Nagelkerke R square: .101