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Table 2 Descriptive item statistics

From: Psychometric properties and validation of the English version Giessen Subjective Complaints List (GBB-8)

 

M

SD

Skewness

Kurtosis

rsubscale

rit

Being easily exhaustedEx

1.73

1.36

0.06

1.71

.66

.80

TirednessEx

2.06

1.25

− 0.19

2.01

.66

.74

Feeling bloated or distendedGast

1.71

1.36

0.10

1.76

.75

.81

StomachacheGast

1.85

1.38

0

1.72

.75

.81

Backache Musc

1.98

1.30

− 0.12

1.90

.68

.73

Neck or shoulder painMusc

1.95

1.31

− 0.09

1.88

.68

.73

Palpitations or heart poundingCard

1.53

1.28

0.21

1.83

.68

.76

DizzinessCard

1.7

1.34

0.09

1.74

.68

.79

  1. M, mean; SD, standard deviation; rsubscale, subscale-specific correlations; rit, item-total correlations. Subscales: Ex, exhaustion; Gast, gastrointestinal; Musc, musculoskeletal; Card, cardiovascular
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