Table 5

Segmented random effects probit model (reduced model)

Variable	β coefficient	(SE)	Willingness to wait (days) (MRS)
Days to appointment	0.0993^c	(0.0072)	−

Choice of doctor	0.1491^b	(0.0494)	0.9075

‘Time to appointment’
New problem × days to appointment	−0.0159^a	(0.0073)	0.0968
Long-standing physical problem × days to appointment	−0.0204^a	(0.0074)	0.1241
Psychological problem × days to appointment	0.0313^a	(0.0111)	0.1905
Appointment for a child × days to appointment	−0.0364^a	(0.0169)	0.2215
Appointment for another person × days to appointment	−0.0408^a	(0.0149)	0.2483
Working × days to appointment	−0.0212^b	(0.0069)	0.1290
Age 61–70 × days to appointment	0.0384^c	(0.0102)	0.2337

‘Choice of time’
Emergency appointment × choice of time	−0.1467^a	(0.0601)	0.8929
Appointment for another person × choice of time	0.2426^a	(0.1072)	1.4766
Working × choice of time	0.1268^b	(0.0387)	0.7717

‘Choice of doctor’
Sex × choice of doctor	0.2818^c	(0.0490)	1.7152
Emergency appointment × choice of doctor	−0.2238^c	(0.0597)	1.3621
Long-standing physical problem × choice of doctor	0.1541^b	(0.0504)	0.9379
Age 51–60 × choice of doctor	0.1622^a	(0.0634)	0.9872
Age 61–70 × choice of doctor	0.2278^b	(0.0753)	1.3865
Age >70 × choice of doctor	0.3930^c	(0.0977)	2.3919

Log likelihood	−3549.5281

Number of observations	6614

Number of individuals	1080

Pseudo R²	0.244^d