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Table 2 Adjusted hazard ratios of total dementia according to quartiles of vegetable and fruit intakea

From: Long-term association of vegetable and fruit intake with risk of dementia in Japanese older adults: the Hisayama study

Food intake levels (g/1000 kcal)

Number of events/ PYs

Hazard ratio (95% CI)

Age- and sex-adjusted

Multivariable-adjusted b, c

Vegetable

 Q1 (M: ≤111; W: ≤135)

120/3576

1.00 (reference)

1.00 (reference)

 Q2 (M: 112-151; W: 136-189)

117/3841

0.82 (0.63, 1.05)

0.84 (0.65, 1.09)

 Q3 (M: 152-205; W: 190-250)

111/3754

0.80 (0.62, 1.03)

0.85 (0.65, 1.11)

 Q4 (M: ≥206; W: ≥251)

116/3981

0.73 (0.56, 0.94)

0.73 (0.56, 0.96)

P-trend

 

0.02

0.03

Fruit

 Q1 (M: ≤13; W: ≤22)

118/3579

1.00 (reference)

1.00 (reference)

 Q2 (M: 14-30; W: 23-46)

116/3801

0.84 (0.65, 1.09)

0.87 (0.67, 1.13)

 Q3 (M: 31-56; W: 47-71)

108/3885

0.74 (0.57, 0.96)

0.76 (0.58, 0.99)

 Q4 (M:≥ 57; W: ≥72)

122/3887

0.86 (0.67, 1.11)

0.90 (0.69, 1.17)

P-trend

 

0.17

0.31

  1. a M men, W women, PYs person-years, Q quartile
  2. b Adjusted for age, sex, educational level, history of stroke, diabetes, systolic blood pressure, use of antihypertensive agents, electrocardiogram abnormalities, total cholesterol, body mass index, current drinking, current smoking, regular exercise, and intakes of total energy, protein, fat, and carbohydrate
  3. c n = 1060
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BMC Geriatrics

ISSN: 1471-2318

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