Table 3 Factors associated with limited functional abilities among the participants (N = 864)

Age (year)

 60–69

Ref

 70–79

1.34

1.95

0.122

 >= 80

2.01

3.75

0.027

Sex

 Male

Ref

 Female

1.44

2.00

0.027

Formal schooling

 No formal schooling

Ref

 Having formal schooling

1.55

2.59

0.096

Family monthly income (BDT)

 >= 5000

Ref

 < 5000

2.01

4.47

0.087

 Living on aid only

2.30

4.85

0.029

Problem in memory or concentration

 No problem

Ref

 Low memory or concentration

1.83

2.56

< 0.001

Feeling of loneliness

 No

Ref

 Yes

2.89

4.80

< 0.001