Discerning undifferentiated anxiety from syndromal anxiety in acute-phase schizophrenia

Table 5 Relative effects of depressive features in the group comparisons

Dependent variable	Independent variable	Data set	Bootstrapped significance	Regression coefficient	BCa 95% confidence interval
HAM-A	Depressive features as covariate	SCID	p = 0.041*	0.49	0.02–0.91
	Depressive features as covariate	Replicative	p = 0.422	0.14	− 0.25 to 0.48
	Syndromal anxiety group	SCID	p = 0.001*	16.25	10.94–22.49
	Syndromal anxiety group	Replicative	p = 0.002*	9.30	4.95–14.56
	Undifferentiated anxiety group	SCID	p = 0.002*	4.44	2.10–6.92
	Undifferentiated anxiety group	Replicative	p = 0.002*	8.22	3.90–12.71
S-SARS	Depressive features as covariate	SCID	p = 0.01*	0.44	0.09–0.79
	Depressive features as covariate	Replicative	p = 0.008*	0.45	0.13–0.80
	Syndromal anxiety group	SCID	p = 0.001*	16.13	12.28–19.74
	Syndromal anxiety group	Replicative	p = 0.001*	17.61	13.35–22.2
	Undifferentiated anxiety group	SCID	p = 0.001*	8.66	5.61–11.58
	Undifferentiated anxiety group	Replicative	p = 0.001*	9.31	6.08–12.37

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