Table 1 Summary statistics by the background characteristics (Percentage, Mean, Standard Deviations (SD), Minimum and Maximum Cognitive Score of the respondents (N=5212).

 50–59

47.39

0.794

3.401

−9.858

12.803

 60–69

33.71

0.005

3.326

−10.199

12.524

 70+

18.90

−1.086

3.434

−9.593

13.463

 Male

53.74

1.045

3.318

−9.405

13.463

 Female

46.26

−0.840

3.330

−10.199

11.762

 Urban

26.19

1.374

3.467

−9.858

12.391

 Rural

73.81

−0.254

3.347

−10.199

13.463

 Never married

0.94

1.260

4.125

−6.371

11.720

 Currently married

76.82

0.593

3.364

−10.199

13.463

 Others

22.24

−1.326

3.307

−9.858

10.365

 Unreserved

62.24

0.537

3.476

−9.858

13.463

 Reserved

37.76

−0.427

3.332

−10.199

12.524

 No formal

48.16

−1.532

2.913

−10.199

11.004

 Primary

25.92

0.631

2.819

−9.310

10.192

 Secondary

20.40

2.525

3.004

−8.833

13.463

 College

5.53

4.197

2.910

−8.826

12.391

 Low

−1.242

3.065

−10.199

10.917

 Medium

0.046

3.266

−9.858

11.564

 High

1.594

3.407

−8.826

13.463

 Never worked

26.38

−0.736

3.341

−10.199

11.004

 Retired

29.45

−0.032

3.589

−9.593

13.463

 Presently working

44.17

0.852

3.282

−9.858

12.803

 Lesser

−0.986

3.283

−9.858

11.004

 Sometimes

−0.141

3.311

−10.199

11.176

 More

1.412

3.325

−8.268

13.463

 No

89.72

0.253

3.466

−9.858

13.463

 Yes

10.28

−0.528

3.263

−10.199

10.931

 Low

1.406

3.420

−9.858

13.463

 Medium

0.109

3.139

−9.027

10.501

 High

−1.148

3.291

−10.199

11.004

 Total

0.173

3.454

−10.199

13.463