TABLE 3.

Univariate logistic regression for factors affecting dyspnea

Variables (reference)	β	SE	p	Odds ratio	95% CI for odds ratio
					Lower	Upper
Age	0.015	0.007	0.028	1.015	1.002	1.028
Gender (male)
Female	0.493	0.188	0.009	1.637	1.132	2.368
BMI (<18.5)
18.5-24.9	0.899	0.653	0.169	2.457	0.683	8.842
25.0-29.9	1.018	0.631	0.107	2.767	0.803	9.537
30.0-34.9	1.444	0.640	0.024	4.238	1.208	14.867
35.0-44.9	1.404	0.654	0.032	4.071	1.129	14.682
>45	1.609	1.037	0.121	5.000	0.655	38.152
Hospitalization (no)
Yes	0.315	0.203	0.121	1.370	0.920	2.041
Intensive care unit (no)
Yes	0.420	0.214	0.049	1.522	1.001	2.315
Comorbidity (no)
Yes	0.346	0.214	0.106	1.413	0.929	2.151
Smoking status (yes)
No	0.261	0.349	0.455	1.298	0.655	2.572

SE: Standard error of mean; CI:Confidence interval; BMI:Body mass index.