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Table 5 Correlations between quality of life scales, WHOQOL-BREF domains, and known groups

From: Validating the generic quality of life tool “QOL10” in a substance use disorder treatment cohort exposes a unique social construct

 

QOL10

QOL5

QOL1

 

QOL10

Exploratory factor analysis

 

Subscale 1:

“social QoL”

Subscale 2:

“global QoL”

WHOQOL-BREF scores a

Physical health QoL

.622***

.344***

.707***

.596***

.495***

Psychological health QoL

.768***

.490***

.734***

.772***

.676***

Social QoL

.629***

.680***

.499***

.548***

.495***

Environment QOL

.436***

.244*

.452***

.382***

.501***

Overall QoL item

.623***

.448***

.576***

.486***

.671***

Known groups b

Additional chronic disease

.002

.116

-.006

-.015

-.041

Clinical anxiety symptoms

-.532**

-.251*

-.509***

-.534***

-.410***

Clinical depression symptoms

-.497**

-.173

-.484***

-.510***

-.425***

Physical inactivity

-.369**

-.094

-.392***

-.373***

-.411***

Psychiatric services utilization, past year

-.119

.047

-.137

-.114

-.012

  1. *p < 0.05; **p < 0.01, ***p < .001
  2. aNumbers are Pearson’s correlations (r); bnumbers are point-biserial correlations (rpbc)
  3. QoL quality of life
  4. Convergent validity testing: Correlations between “QOL10” composite score and subscales, “QOL5”, “QOL1”, WHOQOL-BREF domains, and known groups