. 2016 Aug 24;16(1):33. doi: 10.1186/s12873-016-0097-y

Table 2.

Regression analyses of significant risk factors related to patients psychological distress 30 days after ED presentation

		Logistic regression				Multiple logistic regression^a
	N (n)	OR	95 % CI		p-value	OR	95 % CI		p-value
Socio-demographic variables
Gender (1 = female)	1571 (647)	1.36	1.10	1.67	0.004**	1.35	1.02	1.78	0.035*
Marital status (1 = not married)	1536 (583)	1.43	1.16	1.77	0.001**	1.23	0.93	1.63	0.150
Initial clinical presentation
Main diagnosis	1473
Psychiatric disorder (inlc. intoxication)^b	35	2.23	1.13	4.38	0.021*	1.37	0.53	3.57	0.521
Musculoskeletal disorder^b	74	1.68	1.05	2.68	0.030*	1.04	0.56	1.95	0.901
Comorbidity	1266
COPD^c	32	1.53	1.03	2.28	0.035*	1.05	0.62	1.77	0.856
Psychiatric disorder^c	140	2.10	1.45	3.05	<0.001***	1.63	1.08	2.62	0.021*
Intoxication^c	96	1.51	1.04	2.19	0.029*	1.28	0.74	2.24	0.380
Number of acute medical problems	1409	1.09	1.02	1.17	0.007**	1.03	0.95	1.12	0.479
Course of illness
Rehospitalisation (1 = yes)	1575 (116)	2.06	1.41	3.01	<0.001***	2.38	1.47	3.86	<0.001***
Readmission ED (1 = yes)	1575 (61)	1.73	1.04	2.89	0.036*	0.78	0.39	1.57	0.483
Unplanned visit at GP	1575 (54)	3.74	2.09	6.71	<0.001***	4.75	2.57	8.80	<0.001***
Discharge post-care institution (1 = yes)	1530 (291)	1.91	1.47	2.47	<0.001***	1.47	1.03	2.09	0.033*
Length of hospital stay	1239	1.04	1.02	1.06	<0.001***	1.02	0.99	1.04	0.149

p < 0.05*, p < 0.01**, p < 0.001***

^apseudoR² = 0.0488 (N = 1344)

^ball other diagnoses were used as dummy variables

^call other comorbidities were used as dummy variables

OR Odds ratio, CI Confidence interval, COPD Chronic obstructive pulmonary disease, ED Emergency department, GP General practitioner