Table 4.

Hierarchial regression analysis with multiple baseline variables explaining variance of GAF-F-B and predicting GAF-F-1 yr.

Model A	GAF-F-B dependent						GAF-F-1 yr dependent
	R2 adjusted	R2 change	F change	p	Last step		R2 adjusted	R2 change	F change	p	Last step
					β	p					β	p
Step 1: BIV-1: Gender	0.06	0.08	5.08	0.028	0.21	0.034	0.07	0.08	5.48	0.022	0.21	0.044
Step 2: BIV-2: PASa-childhood	0.16	0.11	7.88	0.007	−0.16	0.12	0.13	0.07	5.24	0.026	−0.12	0.266
Step 3: BIV-3: LnDUP b	0.24	0.09	7.47	0.008	−0.15	0.151	0.2	0.08	6.04	0.017	−0.15	0.17
Step 4: BIV-4: Verbal memory (CVLTII)	0.29	0.06	4.8	0.033	0.16	0.112	0.26	0.08	6.25	0.015	0.22	0.047
Step 5: BIV-5: PANSS-pos c	0.38	0.1	9.75	0.01	−0.27	0.01	0.29	0.04	3.68	0.08	−0.2	0.08
Step6: AES-C-12 d	0.44	0.07	7.2	0.003	−0.32	0.04	0.34	0.06	5.31	0.019	−0.26	0.025
Model B
Step 5: PANSS-neg e	0.37	0.09	8.91	0.004			0.31	0.06	5.33	0.025
PANSS-pos	0.42	0.05	5.41	0.024			0.33	0.02	2,36	0.13
AES-C-12	0.45	0.04	4.14	0.047			0.34	0.02	2,31	0.134
Total explained variance model A: R = 0.70; R2 adj = 44; F(6,56) = 9.11; p < 0.000							Total explained variance: R = 0.64; R2 adj = 0.34; F(6,56) = 6.41; p < 0.000
Total explained variance model B: R = 0.71; R2 adj = 45; F(7,55) = 8.16; p < 0.000							Total explained variance: R = 0.65; R2 adj = 0.34; F(7,55) = 5,38; p < 0.000

^aPAS: Premorbid Assessment of functioning Scale.

^bLnDUP: log transformed Duration of Untreated Psychosis.

^cPANSS-pos: Positive factor after Wallwork et al.

^dAES-C-12: Apathy Evaluation Scale abridged 12 item version.

^ePANSS-neg: negative factor after Wallwork et al.