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Table 3 Results of the multivariate generalized estimating equation analysis regarding association between different factors with HRQOL dimensions

From: Longitudinal assessment of the health-related quality of life among older people with diabetes: results of a nationwide study in New Zealand

Characteristics

SF12-PCS

SF12-MCS

βa (SE)

95% CI

P value

βa (SE)

95% CI

P value

Diabetic

−3.50 (0.53)

−4.55, − 2.45

0.000

−1.55 (0.57)

−2.67, − 0.42

0.007

Age

−0.09 (0.02)

− 0.14, − 0.05

0.000

0.27 (0.02)

0.22, 0.31

0.000

Sex (ref: female)

−0.54 (0.35)

−1.24, 0.15

0.130

−0.94 (0.38)

−1.69, − 0.19

0.014

Education (ref: No Secondary)

 Secondary

0.24 (0.46)

−0.66, 1.16

0.594

−0.86 (0.50)

−1.83, 0.12

0.087

 Post- secondary/tertiary

0.92 (0.41)

0.11, 1.72

0.025

−0.17 (0.44)

−1.04, 0.68

0.684

Marital status (ref: Married/Partner)

 Divorced/separated/single

0.07 (0.35)

− 062, 0.77

0.832

− 1.32 (0.39)

−2.09, − 0.55

0.001

 Widowed

−0.47 (0.42)

− 1.30, 0.35

0.266

−1.33 (0.47)

−2.25, − 0.41

0.005

Annual Personal Income (0–25,000)

 25,001–50,000

2.52 (0.39)

1.75, 3.29

0.000

2.15 (0.42)

1.33, 2.98

0.000

 50,001–70,000

3.71 (0.53)

2.66, 4.75

0.000

2.80 (0.56)

1.68, 3.92

0.000

  > 70,000

4.10 (0.58)

2.96, 5.25

0.000

2.77 (0.62)

1.54, 3.99

0.000

Ethnicity (ref: European)

 Māori

0.29 (0.35)

−0.39, 0.98

0.397

0.01 (0.37)

0.72, 0.75

0.064

Current Smoker (ref: Non-smokers)

−0.76 (0.40)

−1.55, 0.02

0.059

−1.73 (0.44)

−2.61, −0.86

0.000

Regular Alcohol Consumptionb (ref: < 2 per weeks)

0.79 (0.21)

0.37, 1.22

0.000

0.82 (0.24)

0.35, 1.29

0.001

BMI (ref: < 25)

 25–29.9

−0.65 (0.39)

−1.43, 0.12

0.098

−0.24 (0.42)

−0.59, 1.07

0.572

  ≥ 30

−3.66 (0.44)

−4.53, −2.79

0.000

−0.90 (0.47)

−1.83, 0.02

0.056

Physical Activity (ref: No)

 Once a week

2.54 (0.31)

1.93, 3.16

0.000

1.20 (0.35)

0.50, 1.89

0.001

  ≥ 2 times per week c

3.16 (0.26)

2.65, 3.68

0.000

2.23 (0.29)

1.65, 2.80

0.000

Medical conditionsd (ref: No)

 1

−2.98 (0.32)

−3.61, − 2.35

0.000

−1.52 (0.35)

− 2.22, −0.83

0.000

 2

−5.53 (0.36)

−6.26, −4.81

0.000

−3.92 (0.40)

−4.71, − 3.13

0.000

Hypertension (ref: no)

−1.17 (0.28)

−1.72, −0.62

0.000

−0.83 (0.30)

− 1.43, − 0.23

0.007

Sight problem (ref: no)

− 1.33 (0.31)

−1.95, − 0.70

0.000

−1.18 (0.35)

− 1.87, − 0.48

0.001

Hearing problem (ref: no)

− 0.48 (0.31)

−1.10, 0.12

0.121

−0.69 (0.34)

−1.36, − 0.02

0.042

Sleep problem (ref: no)

−2.17 (0.38)

− 2.93, − 1.41

0.000

−2.80 (0.42)

−3.64, − 1.96

0.000

  1. aAdjusted model, b 2 and more drink per week, c 2 and more times per week brisk walking, moderate and vigorous physical activity, dMedical conditions including heart, stroke, chronic respiratory including asthma, liver (cirrhosis), neurologic (epilepsy, migraine, multiple sclerosis, Parkinson, Alzheimer, dementia, mental disorders including depression)