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Table 3 Construct validity for the LSA-IS total score and sub-scores

From: Validation of the interview-based life-space assessment in institutionalized settings (LSA-IS) for older persons with and without cognitive impairment

 

Total group

Non-CI

CI

LSA-IS-T total score

Subscores

LSA-IS-T total score

Subscores

LSA-IS-T total score

subscores

LSA-IS-M maximal

LSA-IS-E equipment-assisted

LSA-IS-I independent

LSA-IS-M maximal

LSA-IS-E equipment-assisted

LSA-IS-I independent

LSA-IS-M maximal

LSA-IS-E equipment-assisted

LSA-IS-I independent

Demographic factors

 Age

−.295**

−.291**

−.194*

−.195*

−.415**

−.434**

−.320*

−.282*

−.164

−.137

−.055

−.103

 Gendera

.000

−.009

.105

−.027

−.009

.002

.045

−.022

.032

.016

.209

−.026

Health status

 BMI

−.210*

−.189

−.136

−.139

−.233

−.115

−.076

−.046

−.217

−.248

−.191

−.241

 No. of medication

−.302**

−.302**

−.292**

−.239**

−.213

−.256

−.164

−.127

−.382**

−.344**

−.421**

−.350**

 CFS

−.387**

−.281**

−.391**

−.139

−.350*

−.282*

−.394**

−0.184

−.369**

−.249

−.314*

−.042

 No of falls in the previous year

−.144

−.111

−.120

−.120

−.023

−.116

.036

.015

−.244

−.087

−.259

−.263

 PPI

−.055

−.056

−.034

.077

.023

.002

.064

.103

−.170

−.172

−.187

.022

Cognitive status

 MMSE

.213*

.202*

.267**

−.003

.262*

.315*

.177

.015

−.078

−.053

.066

−.221

Psychosocial status

 EQ-5D score

.403**

.268**

.408**

.182

.186

.135

.094

.307*

.154

.189

.144

−.113

 AES-C score

.225*

.219*

.256**

−.069

.244

.199

.276*

−.192

.167

.219

.161

−.048

 Short-FESI score

−.299**

−.208*

−.259**

−.113

−.277*

−.178

−.214

−.016

−.357**

−.250

−.363**

−.245

Motor-functional status

 ADL Barthel, score

.579**

.389**

.650**

.231*

.527**

.365**

.574**

.181

.588**

.374**

.683**

.207

 SPPB, score

.575**

.330**

.591**

.454**

.590**

.374**

.566**

.433**

.513**

.248

.583**

.428**

 Gait Velocity, s

−.518**

−.359**

−.481**

−.371**

−.493**

−.299*

−.435*

−.355*

−.495**

−.406**

−.459*

−.332*

Physical activity

 Duration of lying

−.381**

−.450**

−.372**

.043

−.513**

−.589**

−.560**

−.019

−.052

−.073

−.063

.152

 Duration of activity

.538**

.399**

.600**

.327**

.448**

.307

.494**

.471**

.565**

.309

.575**

.416*

 Duration of gait

.716**

.555**

.598**

.468**

.677**

.519**

.552**

.460**

.776**

.549**

.675**

.586**

 Number of steps

.713**

.567**

.588**

.457**

.665**

.522**

.543**

.439**

.756**

.553**

.650**

.575**

  1. Presented are Spearman rank correlation coefficients (rs), except for gender a point-biserial correlation coefficients (rpb)
  2. Abbreviations: ADL Activities of daily living, AES-C Apathy Evaluation Scale – Clinical version, BMI Body mass Index, CFS Clinical Frailty Scale, EQ-5D score EuroQol-questionnaire score EQ-5D-3L version, LSA-IS Life-Space Assessment for institutionalized settings, LSA-IS-C Composite life-space mobility, LSA-IS-M Maximum life-space, LSA-IS-E Maximum life-space with equipment, LSA-IS-I Maximum independent life-space, MMSE Mini-Mental State Examination, PPI Present Pain Intensity Scale, SPPB Short-Physical Performance Battery, Short FES-I Short Falls-Efficacy-Scale. Correlations coefficients (r): small (r = 0.1–0.3), moderate (r = 0.3–0.5), or high (r > 0.5). *p < .05. **p < .01; b point-biserial correlation coefficients (rpb)