Table 4 .

Least-squares means (95% CI) of SM-MMSE score according to frequency of nut consumption in the Singapore Chinese Health Study

Intake of nuts	Least-squares means (95% CI)			Beta-coefficient (P value) for Model 3c
	Model 1a	Model 2b	Model 3c
<1 Serving/month	24.84 (24.70–24.99)	24.69 (24.49–24.88)	24.27 (23.82–24.71)
1–3 Servings/month	24.99 (24.85–25.13)	24.84 (24.65–25.03)	24.42 (23.98–24.87)	0.16 (0.004)
1 Serving/week	25.03 (24.86–25.21)	24.93 (24.71–25.15)	24.52 (24.06–24.97)	0.25 (0.003)
≥2 Servings/week	25.13 (24.91–25.34)	25.06 (24.80–25.31)	24.64 (24.17–25.12)	0.37 (<0.001)

^aModel 1 was adjusted for age at cognition assessment, sex, dialect groups, educational level and marital status.

^bModel 2 was further adjusted for physical activities, BMI, smoking status, alcohol consumption, sleep duration, total daily energy intake, tea drinking and AHEI-2010 score (excluding the item of nuts and legumes).

^cModel 3 was further adjusted for physician-diagnosed history of diabetes, hypertension, CVD and cancer.