Table 2

Regression results. Bayesian mixed logit model of choice behaviour, mean preference weights per respondent group for each attribute level*

Attributes and domainsRespondent group
LevelPatientsGeneral public
Coefficient95% CI**Coefficient95% CI**
ExacerbationsOnce a year0.8150.516 to 1.1621.5131.125 to 1.961
Twice a year2.2431.744 to 2.8812.6412.073 to 3.312
FatigueRegularly1.1890.876 to 1.5451.0230.702 to 1.383
Most times2.1031.662 to 2.6522.3771.854 to 2.983
Symptoms
 Dyspnoea at restRegularly0.497−0.027 to 1.0510.361−0.206 to 0.987
Most times1.8481.092 to 2.7321.0240.236 to 1.877
 Dyspnoea during exerciseRegularly0.417−0.245 to 1.1030.629−0.076 to 1.375
Most times0.589−0.077 to 1.2881.4800.716 to 2.325
 CoughingRegularly0.220−0.347 to 0.7961.0030.453 to 1.609
Most times0.583−0.028 to 1.2171.2840.648 to 1.980
 SputumRegularly0.9460.494 to 1.4590.5500.077 to 1.061
Most times0.6620.066 to 1.2731.5510.919 to 2.282
Limitations
 Strenuous physical activitiesModerately0.899−0.074 to 1.9020.753−0.404 to 1.888
Severely1.1410.050 to 2.2701.186−0.069 to 2.434
 Moderate physical activitiesModerately1.2330.392 to 2.1121.0770.131 to 2.195
Severely2.0811.029 to 3.2032.1280.941 to 3.588
 Daily activitiesModerately0.5180.008 to 1.0430.434−0.110 to 1.010
Severely1.6720.847 to 2.5911.3980.444 to 2.384
 Social activitiesModerately0.397−0.120 to 0.9420.7090.163 to 1.314
Severely1.5340.691 to 2.4531.7690.819 to 2.781
Mental problems
 Fearing breathing problemsRegularly0.7790.299 to 1.2870.8440.291 to 1.439
Most times1.7381.049 to 2.5411.8951.060 to 2.778
 Feeling depressedRegularly0.073−0.429 to 0.5931.2270.653 to 1.864
Most times0.8720.326 to 1.4701.9231.294 to 2.654
 ListlessnessRegularly0.5260.009 to 1.0450.385−0.173 to 0.987
Most times0.6140.068 to 1.1851.1590.523 to 1.875
 Tense feelingRegularly0.8930.400 to 1.4340.215−0.343 to 0.778
Most times1.0560.360 to 1.8141.2270.441 to 2.082
 WorryingRegularly0.456−0.090 to 0.9970.8630.320 to 1.446
Most times0.9530.251 to 1.6930.652−0.122 to 1.484
  • *Higher weights mean more disutility of this attribute level compared with the reference value (none; never/hardly ever; hardly/not at all).

  • **95%CI, 95% confidence interval .