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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