Table 2.

Results of linear regression analyses with log₁₀leptin level as an independent variable.

	Unadjusted		Model 1a		Model 2b
Dependent variables	Beta	p value	Beta	p value	Beta	p value
Cognitive domains
Verbal memory	0.142	0.038		0.255		0.348
Vigilance	0.076	0.281	0.102	0.214	0.132	0.123
Processing speed	0.088	0.199	0.041	0.527	0.047	0.564
Reasoning	0.067	0.327	0.069	0.350	0.095	0.215
Working memory	0.048	0.486	0.042	0.588	0.050	0.536
PANSS score
Negative components	0.027	0.694	0.124	0.128	0.148	0.073
Positive components	−0.173	0.011	−0.164	0.047	−0.170	0.045

Beta = standardized coefficients

^aAdjusted for age, gender, race, body mass index, and olanzapine monotherapy at baseline

^bAdjusted for age, gender, race, body mass index, olanzapine monotherapy at baseline, fasting state at blood donation, and days between blood donation and clinical evaluation