Table 4.

Multiple Linear Regression of Folate, Hcy, Onset Age and Symptoms

	B	Std B	SE	95% CI
(A) PANSS-Total
Folate	1.239	0.180	0.453	(0.345, 2.132)**
Onset-age	19.445	0.484	2.586	(14.340, 24.550)**
Interaction	−1.247	−0.069	1.196	(−3.607, 1.114)
(B) PANSS-Positive
Folate	0.425	0.142	0.206	(0.020, 0.831)*
Onset-age	7.642	0.437	1.175	(5.324, 9.961)**
Interaction	−0.356	−0.045	0.543	(−1.428, 0.716)
(C) PANSS-Negative
Folate	0.215	0.080	0.192	(−0.164, 0.593)
Onset-age	6.073	0.386	1.095	(3.911, 8.235)**
Interaction	−0.322	−0.045	0.506	(−1.321, 0.678)
(D) PANSS-Total
Hcy	0.263	0.189	0.130	(0.005, 0.520)
Onset-age	27.465	0.683	4.456	(18.670, 36.261)**
Interaction	−0.378	−0.252	0.183	(−0.740, −0.016)
(E) PANSS-Positive
Hcy	0.133	0.219	0.058	(0.018, 0.248)
Onset-age	11.208	0.641	1.994	(7.273, 15.144)**
Interaction	−0.166	−0.255	0.082	(−0.328, −0.005)
(F) PANSS-Negative
Hcy	0.093	0.170	0.054	(−0.014, 0.200)
Onset-age	7.891	0.502	1.854	(4.231, 11.551)**
Interaction	−0.079	−0.134	0.076	(−0.229, 0.072)

Notes: *p<0.05; **p<0.01.

Abbreviations: B, regression coefficient; Std B, standardized β value; SE, standard error; 95% CI, 95% confidence interval.