Table 3 Odds ratios for cognitive impairment

Age (years)

1.25 (1.11 – 1.41)

 < 0.001

1.33 (1.12 – 1.58)

0.001

Sex, female (ref. male)

1.33 (0.43 – 4.09)

0.620

BMI (kg/m²)

1.19 (1.04 – 1.38)

0.015

1.39 (1.08 – 1.79)

0.010

Frailty (ref. no)

4.50 (1.40 – 14.50)

0.012

Well-nourished status (ref. low to medium)

0.20 (0.04 – 0.93)

0.040

CKD group (ref. CKD G1-2)

0.640

 CKD G3-4

0.88 (0.19 – 3.94)

0.862

 CKD G5D

1.60 (0.41 – 6.25)

0.501

Cerebrovascular disease (ref. No)

5.42 (0.98 – 30.09)

0.053