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Table 3 OR of having at least one visit to a doctor in outpatient care (controlled for age) in the total population and in the survey population

From: Comparing healthcare utilization among health survey respondents with the total population – are respondents representative?

 

Total population

Survey population

z-test

Estimate

95 % CI (Low)

95 % CI (High)

Estimate

95 % CI (Low)

95 % CI (High)

 

Women (18–64 years)

 Income quintile 1 (Low)

1.12

1.10-

1.14

1.50a

1.32-

1.72

−4.30

 Income quintile 2

1.44

1.42-

1.47

1.47

1.29-

1.67

−0.22

 Income quintile 3

1.31

1.29-

1.33

1.38

1.21-

1.57

−0.78

 Income quintile 4

1.22

1.20-

1.24

1.29

1.14-

1.45

−0.90

 Primary school

1.52

1.49-

1.55

1.43

1.26-

1.63

0.86

 Secondary school

1.25

1.23-

1.26

1.20

1.10-

1.31

0.95

 Born outside Sweden

0.81

0.80-

0.82

1.05a

0.94-

1.16

−4.86

 Disadvantaged areas

1.10

1.07-

1.13

1.10

0.90-

1.34

0.00

Women (65+ years)

 Income quintile 1 (Low)

0.86

0.82-

0.91

0.94

0.68-

1.30

−0.50

 Income quintile 2

1.16

1.11-

1.22

1.30

0.97-

1.75

−0.75

 Income quintile 3

1.25

1.19-

1.31

1.53

1.12-

2.09

−1.28

 Income quintile 4

1.19

1.13-

1.25

1.25

0.92-

1.70

−0.28

 Primary school

0.94

0.90-

0.98

0.96

0.74-

1.24

−0.13

 Secondary school

1.01

0.98-

1.05

1.23

0.97-

1.57

−1.57

 Born outside Sweden

0.68

0.66-

0.70

0.63

0.50-

0.80

0.57

 Disadvantaged areas

0.93

0.86-

1.00

1.16

0.67-

1.99

−0.79

Men (18–64 years)

 Income quintile 1 (Low)

1.20

1.18-

1.22

1.55a

1.34-

1.78

−3.44

 Income quintile 2

1.46

1.44-

1.48

1.60

1.40-

1.83

−1.34

 Income quintile 3

1.36

1.34-

1.39

1.47

1.29-

1.67

−1.15

 Income quintile 4

1.19

1.17-

1.20

1.25

1.10-

1.41

−0.78

 Primary school

1.58

1.56-

1.61

1.50

1.32-

1.69

0.89

 Secondary school

1.31

1.30-

1.33

1.23

1.13-

1.35

1.42

 Born outside Sweden

0.82

0.81-

0.83

1.19a

1.07-

1.32

−6.82

 Disadvantaged areas

1.09

1.06-

1.11

1.32

1.08-

1.61

−1.87

Men (65+ years)

 Income quintile 1 (Low)

0.81

0.76-

0.85

1.11

0.78-

1.59

−1.74

 Income quintile 2

1.00

0.96-

1.05

1.17

0.87-

1.59

−0.99

 Income quintile 3

1.23

1.18-

1.29

1.44

1.07-

1.94

−1.02

 Income quintile 4

1.23

1.17-

1.28

0.88a

0.68-

1.14

2.44

 Primary school

1.02

0.98-

1.06

1.11

0.86-

1.42

−0.66

 Secondary school

1.13

1.09-

1.17

1.14

0.91-

1.43

−0.13

 Born outside Sweden

0.74

0.71-

0.77

1.22a

0.92-

1.62

−3.44

 Disadvantaged areas

0.93

0.86-

1.00

1.45

0.84-

2.51

−1.60

  1. aOR in survey population significantly different from the OR in the total population based on the z-test of the two estimates
  2. Reference group: Income quintile 5 (High), Post-secondary school, Born in Sweden, Non-disadvantaged areas in Stockholm county