Table 2. Two-way and Three-way HLM significance tests for personalised triage vs computerised triage groups, gender and surgery on intercept and slope estimates (n=3133).

Outcomes	Parameters	Estimates	s.e.	t	P -value
Distress	Intercept	3.88	0.045	86.41	<0.0001
	Time	−0.14	0.006	−24.54	<0.0001
	Triage	0.11	0.090	1.22	0.22
	Time × Triage	−0.016	0.012	−1.37	0.17
	Intercept	3.81	0.04	84.75	<0.0001
	Gender	−0.78	0.09	−8.64	<0.0001
	Triage	0.09	0.09	0.95	0.34
	Gender × Triage	−0.22	0.18	−1.20	0.23
	Time	−0.14	0.006	−23.77	<0.0001
	Time × Gender	0.02	0.01	1.96	0.05
	Time × Triage	−0.01	0.01	−1.25	0.21
	Time × Gender × Triage	0.009	0.02	0.40	0.69
	Intercept	3.90	0.05	84.22	<0.0001
	Surgery	−0.15	0.09	−1.65	0.10
	Triage	0.10	0.09	1.13	0.26
	Surgery × Triage	−0.0004	0.19	−0.0	0.99
	Time	−0.14	0.006	−24.55	<0.0001
	Time × Surgery	0.03	0.01	2.24	0.03
	Time × Triage	−0.02	0.01	−1.37	0.17
	Time × Surgery × Triage	0.01	0.02	0.44	0.66
Fatigue	Intercept	3.93	0.05	79.73	<0.0001
	Time	−0.06	0.005	−10.16	<0.0001
	Triage group	0.06	0.10	0.61	0.54
	Time × triage group	−0.02	0.01	−1.39	0.16
	Intercept	3.88	0.05	78.05	<0.0001
	Gender	−0.63	0.10	−6.34	<0.0001
	Triage	0.07	0.10	0.70	0.49
	Gender × Triage	0.16	0.20	0.82	0.41
	Time	−0.06	0.006	−9.69	<0.0001
	Time × Gender	0.02	0.01	1.76	0.08
	Time × Triage	−0.02	0.01	−1.48	0.14
	Time × Gender × Triage	−0.02	0.02	−0.72	0.47
	Intercept	3.92	0.05	77.04	<0.0001
	Surgery	0.08	0.10	0.74	0.46
	Triage	0.07	0.10	0.71	0.48
	Surgery × Triage	−0.07	0.20	−0.34	0.73
	Time	−0.06	0.006	−10.22	<0.0002
	Time × Surgery	0.02	0.01	1.36	0.17
	Time × Triage	−0.01	0.01	−1.18	0.24
	Time × Surgery × Triage	−0.02	0.02	−0.99	0.32
Pain (log)	Intercept	0.91	0.014	65.81	<0.0001
	Time	−0.02	0.002	−12.34	<0.0001
	Triage	−0.04	0.03	−1.32	0.19
	Time × Triage	0.004	0.003	1.33	0.18
	Intercept	0.90	0.01	64.45	<0.0001
	Gender	−0.08	0.03	−2.82	0.005
	Triage	−0.04	0.03	−1.42	0.16
	Gender × Triage	−0.03	0.06	−0.57	0.57
	Time	−0.02	0.002	−12.14	<0.0001
	Time × Gender	−0.0002	0.003	−0.04	0.96
	Time × Triage	0.004	0.003	1.32	0.19
	Time × Gender × Triage	0.0007	0.007	0.11	0.92
	Intercept	0.91	0.01	63.56	<0.0001
	Surgery	0.02	0.03	0.85	0.39
	Triage	−0.04	0.03	−1.29	0.20
	Surgery × Triage	0.01	0.06	0.15	0.88
	Time	−0.02	0.002	−12.51	<0.0001
	Time × Surgery	0.01	0.003	2.46	0.01
	Time × Triage	0.004	0.003	1.24	0.21
	Time × Surgery × Triage	0.005	0.007	0.72	0.47
Anxiety (log)	Intercept	2.06	0.006	318.58	<0.0001
	Time	−0.025	0.001	−35.22	<0.0001
	Triage	0.001	0.013	0.09	0.93
	Time × Triage	−0.001	0.001	−1.05	0.29
	Intercept	2.05	0.006	316.32	<0.0001
	Gender	−0.10	0.01	−8.02	<0.0001
	Triage	−0.004	0.01	−0.35	0.73
	Gender × Triage	−0.06	0.03	−2.29	0.02
	Time	−0.02	0.001	−32.92	<0.0001
	Time × Gender	0.006	0.001	3.91	<0.0001
	Time × Triage	−0.001	0.001	−0.50	0.62
	Time × Gender × Triage	0.008	0.003	2.75	0.006
	Intercept	2.06	0.007	309.70	<0.0001
	Surgery	−0.03	0.01	−2.52	0.01
	Triage	0.003	0.01	0.19	0.85
	Surgery × Triage	−0.02	0.03	−0.79	0.43
	Time	−0.02	0.007	−34.26	<0.0001
	Time × Surgery	0.004	0.001	2.46	0.01
	Time × Triage	−0.002	0.001	−1.17	0.24
	Time × Surgery × Triage	0.003	0.003	1.03	0.30
Depression (log)	Intercept	1.80	0.007	272.81	<0.0001
	Time	−0.011	0.001	−16.57	<0.0001
	Triage group	0.006	0.013	0.48	0.63
	Time × triage group	−0.001	0.001	−0.65	0.51
	Intercept	1.81	0.007	266.06	<0.0001
	Surgery	−0.06	0.01	−4.23	<0.0001
	Triage	0.007	0.01	0.50	0.62
	Surgery × Triage	−0.02	0.03	−0.73	0.46
	Time	−0.01	0.001	−16.92	<0.0001
	Time × Gender	0.02	0.01	1.96	0.05
	Time × Triage	−0.01	0.01	−1.25	0.21
	Time × Gender × Triage	0.009	0.02	0.40	0.69
	Intercept	1.81	0.007	266.06	<0.0001
	Surgery	−0.06	0.01	−4.23	<0.0001
	Triage	0.007	0.01	0.50	0.62
	Surgery × Triage	−0.02	0.03	−0.73	0.46
	Time	−0.01	0.001	−16.92	<0.0001
	Time × Surgery	0.004	0.001	3.06	0.002
	Time × Triage	−0.001	0.001	−0.65	0.51
	Time × Surgery × Triage	0.001	0.003	0.47	0.64

Abbreviation: HLM=Hierarchical Linear Modelling. Bold entries show significance (using P<0.05 as upper limit).