Predictors of outcome after 6 and 12 months following anthroposophic therapy for adult outpatients with chronic disease: a secondary analysis from a prospective observational study

Table 3 Predictors of 0-6 month Symptom Score improvement: results of stepwise multiple regression analysis

Variable	R	Adjusted R²	B	Standard error of B	Beta	t-value	P-value
Intercept			-1.87	0.69		-2.73	0.007
1. Symptom Score at baseline (1-10)	0.50	0.25	0.74	0.04	0.58	20.16	< 0.001
2. SF-36 Physical Function Scale at baseline (0-100)	0.53	0.28	0.01	0.00	0.11	3.36	0.001
3. Education level (1 = low, 2 = intermediate, 3 = high)	0.54	0.29	0.31	0.09	0.10	3.46	0.001
4. SF-36 General Health Item at baseline (1-5)	0.55	0.30	-0.29	0.09	-0.10	-3.17	0.002
5. Main diagnosis J00-J99 Respiratory system (0: no, 1: yes)	0.56	0.31	0.77	0.24	0.09	3.14	0.002
6. Disease duration (years)	0.56	0.31	-0.02	0.01	-0.08	-2.70	0.007
7. Main diagnosis N00-N99 Genitourinary system (0: no, 1: yes)	0.57	0.32	-0.63	0.24	-0.07	-2.65	0.008
8. Physiotherapy in pre-study year (sessions)	0.57	0.32	-0.01	0.00	-0.07	-2.54	0.011
9. Physician's therapy goal at baseline (6 = cured, 1 = retardation of progression)	0.57	0.32	0.12	0.05	0.06	2.26	0.024

R: Multiple correlation coefficient. Adjusted R²: Adjusted coefficient of multiple determination. B: Regression coefficient. Beta: Standardised regression coefficient.

ISSN: 1756-0500