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Table 3 Score distribution for the HeartQoL, SF-12v2, and HADS (n = 325–390)

From: Translation and evaluation of the HeartQoL in patients with coronary heart disease in Iceland

Scales

Median (Q1, Q3)

Skew a

Kurt a

HeartQoL

   

Physical subscale

1.9 (1.3, 2.6)

-0.37

-0.90

Emotional subscale

2.3 (1.8, 2.8)

-0.67

-0.38

SF-12v2

   

Physical functioning

50 (25, 75)

0.08

-1.16

Role physical

50 (25, 75)

0.19

-0.97

Bodily pain

75 (50, 100)

-0.59

-0.69

General health

60 (25, 60)

0.08

-1.15

Vitality

50 (25, 75)

0.15

-0.84

Social function

75 (50, 100)

-0.64

-0.83

Role emotional

63 (50, 100)

-0.36

-0.80

Mental health

75 (56, 88)

-0.69

-0.09

Physical Component Summary (PCS-12)

41.2 (34.1, 47.8)

-0.14

-0.47

Mental Component Summary (MCS-12)

50.3 (42.2, 57.3)

-0.39

-0.42

HADS

   

Anxiety

4 (2, 7)

0.80

0.10

Depression

3 (1, 6)

1.07

0.91

  1. aA normal distribution has a skewness and kurtosis value close to 0