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Table 1 Descriptive statistics and comparisons between the patients with CRPS and the control group

From: Differential effects of everyday-life social support on chronic pain

 

patients with CRPS

(N = 20)

control group

(N = 16)

  
 

Mean ± SD

Mean ± SD

p

Cohen’s d

Age

54.35 ± 11.81

57.50 ± 11.35

0.422

0.272

PHQ*

8.94 ± 5.47

2.00 ± 2.65

< 0.001

1.62

GAD*

7.11 ± 5.12

0.93 ± 1.49

< 0.001

1.64

MSPSS

62.75 ± 10.76

69.06 ± 8.29

0.055

0.657

LSNS

16.50 ± 5.39

17.12 ± 5.33

0.730

0.117

SSS

2.02 ± 1.34

1.02 ± 1.29

0.029

0.765

ESS

2.67 ± 1.63

2.88 ± 1.30

0.674

0.141

NSS

0.26 ± 0.45

0.27 ± 0.40

0.938

0.026

Pain

4.02 ± 2.62

1.10 ± 0.40

< 0.001

1.55

  1. Note. CRPS = complex regional pain syndrome; ESS = emotional social support; GAD = generalized anxiety disorder-7; LSNS = Lubben social network scale; MSPSS = multidimensional scale of perceived social support; NSS = negative social support; PHQ = patient health questionnaire-8; SSS = solicitous social support. p indicates the significance according to a two-sample t-test. * Data was only available for 18 patients with CRPS as two did not fill in the post-survey, in which PHQ and GAD were assessed