Table 4. Predictors^* of log homocysteine levels in Pakistani adults.

	Total (n = 872)		Age ≤20 years (n = 129)		Age >20 years (n = 743)
	β(SE β)	p value	β(SE β)	p value	β(SE β)	p value
Blood Pb **	0.09(0.03)	<0.001	0.07(0.11)	0.115	0.10(0.03)	<0.001
Folate **	−0.18(0.02)	<0.001	−0.13(0.06)	0.005	−0.18(0.02)	<0.001
PLP **	−0.02(0.02)	0.07	0.04(0.06)	0.22	−0.03(0.02)	0.16
B12 **	−0.16(0.02)	<0.001	−0.16(0.08)	0.15	−0.16(0.02)	<0.001
Females	−0.39(0.07)	<0.001	−0.36(0.16)	<0.001	−0.39(0.08)	<0.001
Daily juice consumption	−0.25(0.09)	0.01	−0.41(0.34)	0.23	−0.21(0.10)	0.04
Occupational Exposure ***		0.018		0.91		0.001
Closed Environment	0.05(0.07)		0.08(0.26)		0.05(0.08)
Open Environment	0.04(0.07)		0.05(0.19)		0.04(0.08)
Students	0.20(0.07)		0.15(0.17)		0.33(0.10)

*Adjusted for variables in table as well as BMI.

**log transformed.

***Reference group are subjects who are housewives/unemployed (males and females).

Pb = lead.

PLP = pyridoxal phosphate.