Table 4.

Multiple linear regression analysis for factors associated with HSU values of Covid-19 patients admitted to a treatment centre in the Arsi Zone, 2020–2021

Variables	HSU values of the EQ-5D (Adjusted R2: 45%)				HSU values of the VAS (Adjusted R2: 55%)
	Coef	p value	[95% CI]		Coef	p value	[95% CI]
Sex (Ref: Female)	0.024	0.276	− 0.019	0.068	0.013	0.155	− 0.005	0.031
Age (in year)	− 0.001	0.048	− 0.002	0.000	0.000	0.030	− 0.001	0.000
Residence (Ref: Rural)	− 0.003	0.905	− 0.047	0.042	− 0.004	0.695	− 0.022	0.014
Hypertension (Ref: No)	− 0.017	0.652	− 0.089	0.056	− 0.015	0.326	− 0.044	0.015
Chronic cardiac diseases (Ref: No)	− 0.032	0.512	− 0.129	0.065	− 0.018	0.371	− 0.058	0.022
Chronic pulmonary disease (Ref: No)	− 0.018	0.678	− 0.101	0.066	− 0.007	0.689	− 0.041	0.027
Asthma (Ref: No)	− 0.091	0.024	− 0.169	− 0.012	− 0.036	0.029	− 0.068	− 0.004
Chronic kidney disease (Ref: No)	0.022	0.788	− 0.140	0.185	− 0.003	0.933	− 0.069	0.064
Diabetes mellitus (Ref: No)	− 0.008	0.791	− 0.069	0.053	− 0.017	0.192	− 0.041	0.008
Malignance (Ref: No)	− 0.009	0.887	− 0.140	0.121	− 0.038	0.158	− 0.092	0.015
AIDS HIV (Ref: No)	0.039	0.664	− 0.137	0.215	0.030	0.409	− 0.042	0.103
Dexamethasone use (Ref: No)	0.089	0.002	0.033	0.145	0.026	0.026	0.003	0.049
Intra nasal oxygen use (Ref: No)	− 0.042	0.251	− 0.114	0.030	0.012	0.421	− 0.017	0.042
Health status on admission
Mild (Ref: No symptom)	− 0.093	0.004	− 0.156	− 0.031	− 0.064	0.000	− 0.089	− 0.038
Moderate (Ref: No symptom)	− 0.269	0.000	− 0.341	− 0.197	− 0.171	0.000	− 0.200	− 0.142
Severe/ critical (Ref: No symptom)	− 0.445	0.000	− 0.537	− 0.353	− 0.243	0.000	− 0.281	− 0.206
Length of stay (in days)	− 0.001	0.767	− 0.005	0.004	− 0.001	0.237	− 0.003	0.001
_cons	0.955	0.000	0.870	1.039	0.847	0.000	0.812	0.881

Coef: Coefficient; CI: Confidence Interval; SE: Standard Error; Ref: Reference category