Table 3 Result of Multivariate linear regression for physical health components (PCS-12)

Age

Ref. 18–30 Years

 31–40

-1.4942

1.1635

0.200

-3.7859

0.7976

 41–50

-3.5989^b

1.5554

0.022

-6.6624

-0.5353

  ≥ 51

-8.4421^a

1.6463

 < 0.001

-11.6848

-5.1993

Gender

Ref. Male

 Female

-4.8686 ^b

1.3484

 < 0.001

-7.5245

-2.2127

Marital Status

Ref. Unmarried

 Married

-1.6768

1.0680

0.118

-3.7804

0.4268

Education

Ref. No education

 Primary

0.8027

1.3078

0.540

-1.7732

3.3786

 Secondary

-0.9959

1.3889

0.474

-3.7317

1.7397

  ≥ Higher secondary

-1.6688

2.5729

0.517

-6.7364

3.3988

Family Size

Ref. ≤ 4

  > 4

-2.2584 ^b

0.8868

0.011

-4.0051

-0.5117

Working hours

Ref. < 8 h

 8 h

-3.7015

2.6990

0.171

-9.0176

1.6146

 > 8 h

-2.4721

2.4496

0.314

-7.2969

2.3527

Monthly expenditure

Ref. ≤ 15,000 BDT

 15,001–30,000

0.9306

0.9556

0.331

-2.8128

0.9517

  > 30,000

-1.5936

1.4733

0.280

-4.4955

1.3083

Moderate to severe food insecurity

Ref. No

 Yes

-6.0370 ^a

1.0934

 < 0.001

-8.1907

-3.8834

Workplace Satisfaction

Ref. Happy

 Somewhat happy

-2.3423^c

1.1576

0.094

-5.0857

0.4012

 Not happy

-3.6209 ^b

1.0180

0.041

-7.0981

-0.1436

Health risk at workplace

Ref. No

 Yes

-2.7282 ^b

1.1537

0.019

-5.0007

-0.4558

Major Diseases

Ref. No

 One

-0.7703

1.1576

0.506

-3.0503

1.5098

 More than one

1.2314

1.0180

0.228

-0.7737

3.2367

Diagnostic check

 R-Square

0.4103

 RMSE

6.2305

 F-Stat

9.0076 (p-value < 0.001)