Table 3

Riska of frailty, pre-frailty and of the single frailty criteria in the quartiles of protein intake [g/kg BW]b
n 1 (<=0.90) 2 (0.91–1.07) 3 (1.08–1.27) 4 (>1.27) P trend
Frailty 30 1.00 4.27 (0.66–27.60) 1.27 (0.22–7.74) 1.90 (0.36–9.88) 0.887
Pre-frailty 79 1.00 0.81 (0.30–2.24) 0.60 (0.23–1.56) 1.64 (0.50–5.35) 0.648
Weight loss 16 1.00 0.93 (0.18–4.78) 1.03 (0.20–5.31) 0.43 (0.09–2.18) 0.394
Exhaustion 43 1.00 2.02 (0.66–6.18) 1.10 (0.34–3.48) 1.76 (0.63–4.94) 0.428
Low hand grip strength 76 1.00 0.86 (0.33–2.28) 0.34 (0.13–0.88)* 0.70 (0.27–1.79) 0.182
Slow walking speed 43 1.00 5.66 (1.17–27.42)* 2.13 (0.48–9.58) 4.19 (0.94–18.71) 0.188
Low physical activity 39 1.00 0.90 (0.30–2.66) 0.43 (0.14–1.36) 0.37 (0.12–1.13) 0.021*

a Odds ratio (95% confidence interval), calculated by multinomial logistic regression.

adjusted for age and sex, IADL score, number of medications, and chewing difficulties.

b with first quartile as reference indicating individuals with lowest protein intake.

*p < 0.05.

Bollwein et al.

Bollwein et al. Nutrition Journal 2013 12:109   doi:10.1186/1475-2891-12-109

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