Table 2 Cox proportional hazard regression analyses of receiving LTC (n = 1098)

Weak grip strength

ref. normal

2.12***

1.45–3.09

1.34

0.90–2.01

1.23

0.82–1.85

Slow walking speed

ref. normal

2.24***

1.44–3.49

1.74*

1.10–2.75

1.64*

1.03–2.60

MoCA-J score

–

–

–

–

0.93**

0.88–0.98

Age (ref. = 70 y/o)

 80 y/o

–

–

5.11***

2.87–9.11

4.56***

2.55–8.16

 90 y/o

–

–

11.35***

4.98–25.85

8.84***

3.81–20.52

Sex (ref. = male)

–

–

1.63*

1.07–2.49

1.63*

1.07–2.49

HT

–

–

1.01

0.61–1.68

0.99

0.60–1.64

DM

–

–

1.12

0.67–1.88

1.13

0.68–1.90

Stroke

–

–

1.41

0.64–3.08

1.44

0.66–3.15

Joint diseases

–

–

1.11

0.74–1.67

1.18

0.79–1.78

Living alone

–

–

1.34

0.86–2.10

1.42

0.91–2.23

BMI

–

–

1.01

0.94–1.08

1.00

0.93–1.08

Serum albumin

–

–

0.65

0.31–1.39

0.72

0.35–1.50