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Table 3 Multivariate logistic regression model for in-hospital mortality (n = 4803)

From: The obesity paradox in critically ill patients: a causal learning approach to a casual finding

Variable

β (SE)

OR (95% CI)

P

Intercept

− 2.32 (0.102)

Obesity

− 0.23 (0.115)

0.80 (0.64–0.99)

0.048

Age (standardized)

0.28 (0.054)

1.32 (1.19–1.47)

< 0.001

Sex, male

0.10 (0.098)

1.11 (0.91–1.34)

0.30

Ethnicity

 Caucasian

reference

 Asian

− 0.04 (0.784)

0.96 (0.21–4.47)

0.96

 Black

0.39 (0.575)

1.48 (0.48–4.56)

0.50

 Other

− 0.31 (0.448)

0.73 (0.31–1.76)

0.49

Income (standardized)

− 0.06 (0.044)

0.95 (0.87–1.03)

0.20

Smoking status

 Never-smoker

reference

 Ex-smoker > 1 year

0.02 (0.109)

1.02 (0.82–1.26)

0.87

 Ex-smoker < 1 year

0.46 (0.218)

1.59 (1.04–2.44)

0.033

 Current smoker

0.18 (0.131)

1.20 (0.93–1.56)

0.16

Alcohol consumption

 Abstinent

reference

 Social

− 0.31 (0.109)

0.73 (0.59–0.91)

0.004

 Problematic

0.39 (0.139)

1.47 (1.12–1.94)

0.005

Physical activity

 No restriction

reference

 Limited

0.55 (0.095)

1.74 (1.45–2.10)

< 0.001

 Chair-ridden

1.05 (0.167)

2.87 (2.07–3.98)

< 0.001

 Bed-ridden

1.21 (0.214)

3.34 (2.20–5.09)

< 0.001

Hypothyroidism

0.03 (0.193)

1.03 (0.70–1.50)

0.89

Chronic glucocorticoids

0.28 (0.149)

1.33 (0.99–1.78)

0.056

Solid malignancy

 None

reference

 Non-metastatic

− 0.10 (0.125)

0.90 (0.71–1.15)

0.41

 Metastatic

0.23 (0.161)

1.26 (0.92–1.73)

0.15

Hematologic malignancy

 None

reference

 Acute lymphoblastic leukemia

0.29 (0.647)

1.33 (0.37–4.73)

0.66

 Acute myeloid leukemia

0.88 (0.374)

2.41 (1.16–5.01)

0.019

 Chronic lymphocytic leukemia

1.28 (0.440)

2.59 (1.51–8.50)

0.004

 Multiple myeloma

0.66 (0.458)

1.93 (0.79–4.75)

0.15

 Non-Hodgkin lymphoma

0.41 (0.359)

1.50 (0.74–3.04)

0.26

 Other

0.74 (0.223)

2.11 (1.36–3.26)

< 0.001

Dementia

0.04 (0.245)

1.04 (0.64–1.68)

0.88

HIV/AIDS

− 0.63 (0.619)

0.53 (0.16–1.80)

0.31

Calendar time (standardized)

0.05 (0.043)

1.05 (0.96–1.14)

0.26

  1. AIDS acquired immunodeficiency syndrome, CI confidence interval, HIV human immunodeficiency virus, OR odds ratio, SE standard error