Table 5.

Hierarchical regression analysis for the predictors of distress

Variables	Step 1 (Model 1)			Step 2 (Model 2)			Step 3 (Model 3)			Step 4 (Model 4)
	β	95% CI for β	Sig	β	95% CI for β	Sig	β	95% CI for β	Sig	β	95% CI for β	Sig
Age of Participants	− 0.15	− 0.26 to − 0.03	0.01	0.01	− 0.06 to 0.08	0.82	− 0.03	− 0.10 to 0.05	0.45	− 0.02	− 0.09 to 0.05	0.57
Sex	2.7	− 0.36 to 5.76	0.08	1.96	0.20 to 3.71	0.03	2.25	0.50 to 4.00	0.01	1.96	0.32 to 3.60	0.02
eGFR (ml/min/1.73m2)	− 0.2	− 0.28 to − 0.12	0.00	− 0.02	− 0.08 to 0.03	0.37	− 0.04	− 0.09 to 0.01	0.13	− 0.03	− 0.08 to 0.03	0.32
Albumin (Serum)	− 0.29	− 0.64 to 0.07	0.12	− 0.03	− 0.24 to 0.18	0.78	− 0.05	− 0.26 to 0.15	0.60	− 0.01	− 0.20 to 0.18	0.93
Haemoglobin A1c	− 0.41	− 0.52 to 1.35	0.38	− 0.38	− 0.16 to 0.92	0.16	− 0.47	− 0.07 to 1.01	0.09	− 0.52	0.02 to 1.02	0.04
IP Identity				0.69	0.34 to 1.05	0.00	0.66	0.30 to 1.01	0.00	0.58	0.24 to 0.92	0.00
Timeline Acute − Chronic				0.18	− 0.02 to 0.39	0.04	0.27	− 0.06 to 0.48	0.01	0.24	− 0.04 to 0.45	0.02
Consequences				0.07	− 0.21 to 0.35	0.62	0.12	− 0.16 to 0.40	0.41	0.12	− 0.14 to 0.38	0.35
Personal Control				− 0.51	− 0.79 to − 0.23	0.00	− 0.44	− 0.72 to − 0.16	0.00	− 0.32	− 0.58 to − 0.05	0.02
Treatment Control				− 0.12	− 0.55 to 0.31	0.58	− 0.12	− 0.55 to 0.31	0.59	− 0.06	− 0.51 to 0.39	0.79
Illness Coherence				− 0.01	− 0.30 to 0.28	0.95	− 0.04	− 0.34 to 0.27	0.81	0.08	− 0.22 to 0.39	0.59
Timeline Cyclical				0.23	− 0.06 to 0.51	0.12	0.02	− 0.31 to 0.34	0.92	0.08	− 0.25 to 0.40	0.65
Emotional Reps				1.01	0.77 to 1.25	0.00	1.00	0.77 to 1.24	0.00	0.84	0.61 to 1.07	0.00
BMQGeneral_Overuse							0.35	0.02 to 0.67	0.04	0.23	− 0.09 to 0.55	0.16
BMQGeneral_Harm							0.04	− 0.42 to 0.35	0.85	0.05	− 0.36 to 0.46	0.81
BMQSpecific_Necessity							0.40	− 0.08 to 0.88	0.10	0.42	− 0.02 to 0.86	0.06
BMQSpecific_Concerns							0.08	− 0.36 to 0.53	0.72	0.02	− 0.41 to 0.45	0.92
Adaptive Coping										− 0.09	− 0.24 to 0.06	0.25
Maladaptive Coping										0.29	0.08 to 0.50	0.01
MARS5 Score										0.14	− 0.16 to 0.44	0.36
		R2 = 0.199			R2 = 0.771			R2 = 0.790			R2 = 0.828
		F(change) = 7.716			F(change) = 44.865			F(change) = 2.940			F(change) = 8.943
		p < 0.001			p < 0.001			p < 0.05			p < 0.001