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Table 3 SF36 mean (SD) domain scores and SF-6D mean (SD) utility score for adult (18 years and older) study participants in the Control group (N = 27) and Intervention group (N = 26)

From: Cost-effectiveness of a nurse-led telemonitoring intervention based on peak expiratory flow measurements in asthmatics: results of a randomised controlled trial

SF36

Baseline

Month 4

Month 8

Month 12

time 1

time* group 2

 

C

I

C

I

C

I

C

I

P

Physical functioning

68.06

72.42

67.05

75.62

66.02

71.20

68.79

71.58

.088

.4124

 

(24.3)

(20.9)

(25.7)

(21.5)

(26.9)

(23.9)

(25.7)

(22.6)

  

Social functioning

66.20

75.96

71.99

76.92

71.99

74.52

72.22

78.37

.000

.7434

 

(26.4)

(26.4)

(26.3)

(20.52)

(27.0)

(25.4)

(25.6)

(22.0)

  

Role physical

42.59

49.85

48.61

56.73

54.17

47.12

57.41

53.53

.001

.3274

 

(46.4)

(44.2)

(43.9)

(43.9)

(47.2)

(45.5)

(45.9)

(45.5)

  

Role emotional

65.50

71.80

65.43

71.80

76.54

67.95

77.78

78.21

.000

.4384

 

(41.8)

(41.8)

(45.0)

(41.8)

(41.2)

(46.7)

(40.3)

(38.8)

  

Mental health

71.74

75.29

74.30

71.39

71.56

73.69

76.59

77.23

.004

.3353

 

(17.4)

(18.7)

(17.7)

(21.5)

(18.9)

(22.2)

(17.6)

(18.4)

  

Vitality

52.96

58.68

53.92

59.23

53.61

55.77

59.44

60.77

.074

.5743

 

(19.6)

(20.9)

(17.7)

(22.4)

(21.3)

(21.7)

(22.9)

(23.6)

  

Bodily Pain

64.96

75.15

66.37

84.35

65.26

72.00

67.59

74.92

.000

.0644

 

(25.6)

(24.4)

(25.2)

(18.9)

(24.21)

(24.9)

(23.3)

(21.7)

  

General Health

48.55

47.31

48.83

51.72

48.65

50.89

52.05

50.05

.011

.4593

 

(21.8)

(22.0)

(22.40)

(21.7)

(23.9)

(24.2)

(24.2)

(21.3)

  

SF-6D utility

0.69

0.75

0.72

0.75

0.71

0.74

0.74

0.75

.012

.3013

 

(0.14)

(0.13)

(0.14)

(0.13)

(0.16)

(0.15)

(0.14)

(0.14)

  
  1. C = control group; I = intervention group.
  2. Domain scores range 0–100.
  3. P-values based on Repeated Measures ANCOVA corrected for baseline.
  4. 1 p-value for overall follow-up in time.
  5. 2 p-value for follow-up difference in time between groups.
  6. 3 Greenhouse-Geisser.
  7. 4 Sphericity Assumed.