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Table 5 Linear mixed model of factors influencing utility weight

From: Disease severity-based evaluation of utility weights for lung cancer-related health states in Korea

Factors Visual analogue scale Standard gamble
Coefficient 95% CI Coefficient 95% CI
Sex
 Female −0.006 − 0.034 0.022 0.005 −0.034 0.044
Age (years)
 30–39 0.036 −0.011 0.082 −0.022 −0.087 0.042
 40–49 0.011 −0.034 0.056 −0.018 −0.080 0.045
 50–59 0.007 −0.039 0.054 −0.002 −0.066 0.063
  ≥ 60 0.001 −0.049 0.051 0.009 −0.061 0.079
Occupation
 Manual 0.036 0.000 0.072 −0.027 −0.077 0.023
 Other 0.042 0.000 0.084 −0.030 −0.088 0.028
Education level
 College and above −0.003 −0.036 0.030 −0.005 − 0.051 0.042
Monthly income (Korean won)
 2.5–5.0 million 0.010 −0.033 0.053 −0.028 −0.088 0.032
  > 5.0 million 0.007 −0.041 0.054 −0.024 −0.089 0.042
Ambulatory care visit in past 2 weeks
 No −0.014 −0.057 0.028 −0.054 − 0.114 0.005
Hospitalized in past 12 months
 No 0.025 −0.054 0.104 0.098 −0.011 0.208
Morbidity
 No 0.006 −0.040 0.053 0.064 −0.001 0.129
State
 State 1 −0.177 −0.190 − 0.164 −0.172 − 0.197 −0.148
 State 2 −0.284 −0.297 − 0.271 −0.269 − 0.294 −0.245
 State 3 −0.392 −0.405 − 0.379 −0.374 − 0.398 −0.349
 State 4 −0.462 −0.475 − 0.449 −0.451 − 0.475 −0.426
 State 5 −0.568 −0.581 − 0.555 −0.519 − 0.544 −0.495
  1. CI confidence interval
  2. Bold text indicates statistical significance