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Table 3 Correlation matrix between the Arabic SRI and Arabic SF-36

From: Validation of the Arabic Severe Respiratory Insufficiency Questionnaire

SRI scales

SF-36 Scales

PF

RP

BP

GH

VT

SF

RE

MH

MHC

PHC

RC

.40

.40

.33

.33

.40

.43

.38

.33

  

PF

.81

.60

.19

.34

.36

.6

.40

.21

  

AS

.31

.31

.48

.46

.27

.34

.38

.32

  

SR

.52

.55

.33

.50

.33

.59

.56

.47

  

AX

.40

.54

.25

.49

.41

.48

.61

.45

  

WB

.48

.57

.40

.55

.51

.59

.57

.62

  

SF

.71

.64

.49

.43

.38

.74

.56

.35

  

SS

.66

.65

.44

.55

.47

.68

.64

.49

0.57

0.66

  1. The SRI scales: RC respiratory complaints, PF physical functioning, AS attendant symptoms and sleep, SR social relationships, AX anxiety, WB psychosocial well-being, SF social functioning, and SS summary scale
  2. The SF-36 scales: Physical Functioning (PF), Role Physical (RP), Body Pain (BP), General Health (GH), Vitality (VT), Social Functioning (SF), Role Emotional (RE), Mental Health (MH), Physical Health Component (PHC), and Mental Health Component (MHC)
  3. All correlations in the table are statistically significant at a P-value < 0.01 level
  4. Correlations higher than 0.7 are bold
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BMC Pulmonary Medicine

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