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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

From: Evaluation of health-related quality of life of Covid-19 patients: a hospital-based study in South Central Ethiopia

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