Skip to main content

Table 2 Solution for fixed effects

From: Bivariate longitudinal data analysis: a case of hypertensive patients at Felege Hiwot Referral Hospital, Bahir Dar, Ethiopia

Effect

Category

Estimate

Standard error

DF

t value

Pr > |t|

Age

 

− 0.07951

0.04934

1341

− 1.61

0.1073

Sex (male = ref)

Female

130.26

4.6367

1341

28.09

< .0001

Residence (urban = ref)

Rural

2.6875

2.2787

1341

1.18

0.2385

Other disease (stroke = ref)

Diabetic

4.4679

4.0411

1341

1.11

0.2691

None

2.4592

3.6329

1341

0.68

0.4986

Other

− 1.8215

4.0377

1341

− 0.45

0.6520

Month (after 12 months = ref)

0 = Baseline

25.4167

4.7397

1341

5.36

< .0001

3 = After 3 months

22.7743

4.7397

1341

4.81

< .0001

6 = After 6 months

12.0668

4.7397

1341

2.55

0.0110

9 = After 9 months

8.2842

4.7397

1341

1.75

0.0807

Sex*month (male*12 = ref)

Female*0

3.7734

2.7517

1341

1.37

0.1705

Female*3

− 1.9921

2.7517

1341

− 0.72

0.4692

Female*6

0.8489

2.7517

1341

0.31

0.7577

Female*9

0.1634

2.7517

1341

0.06

0.9527

Residence*month (urban*12 = ref)

Rural*0

− 3.5497

2.8104

1341

− 1.26

0.2068

Rural*3

− 4.3474

2.8104

1341

− 1.55

0.1221

Rural*6

− 6.0771

2.8104

1341

− 2.16

0.0308

Rural*9

− 5.0831

2.8104

1341

− 1.81

0.0707

Other disease*month (stroke*12 = ref)

Diabetic*0

− 13.2490

4.9672

1341

− 2.67

0.0077

Diabetic*3

− 17.3071

4.9672

1341

− 3.48

0.0005

Diabetic*6

− 9.8464

4.9672

1341

− 1.98

0.0477

Diabetic*9

− 5.5524

4.9672

1341

− 1.12

0.2638

None*0

1.1267

4.4649

1341

0.25

0.8008

None*3

− 4.9565

4.4649

1341

− 1.11

0.2672

None*6

− 3.0551

4.4649

1341

− 0.68

0.4939

None*9

− 2.6169

4.4649

1341

− 0.59

0.5579

Other*0

1.2464

4.9616

1341

0.25

0.8017

Other*3

− 4.0513

4.9616

1341

− 0.82

0.4143

Other*6

− 2.7634

4.9616

1341

− 0.56

0.5777

Other*9

0.3122

4.9616

1341

0.06

0.9498

  1. DF degree of freedom, ref reference category