An Evil Backstage Manipulator: Psychological Factors Correlated with Health-Related Quality of Life in Chinese Patients with Crohn’s Disease

Table 1

Analysis of potential confounding parameters in the relationship between psychological factors and HRQoL in patients with Crohn’s disease.

	Step 1 (demographics*)		Step 2 (CDAI score)		Step 3 (psychological factors^&)
	𝑅 square	P value	𝑅 square	P value	𝑅 square	P value
IBDQ	0.060	0.195	0.470	<0.001	0.747	<0.001
IBDQ-E	0.081	0.090	0.376	<0.001	0.780	<0.001
IBDQ-SF	0.018	0.709	0.196	0.002	0.345	0.002
IBDQ-B	0.040	0.367	0.446	<0.001	0.656	<0.001
IBDQ-SS	0.052	0.252	0.531	<0.001	0.701	<0.001

∗Demographics included age, gender, years of education, and duration of disease; ^&psychological factors included Neuroticism and Lie scores, Hospital anxiety and depression scores, and Buss-Perry score and its subscales; IBDQ-E: IBDQ emotional function; IBDQ-SF: IBDQ social function; IBDQ-B: IBDQ bowel function; IBDQ-SS: IBDQ systemic symptom.