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Table 6 Analysis of necessary conditions

From: The willingness to continue using wearable devices among the elderly: SEM and FsQCA analysis

Condition variable

WTC

~WTC

Consistency

Coverage

Consistency

Coverage

PEU

0.771612

0.762199

0.675201

0.616963

~PEU

0.612233

0.670806

0.739752

0.749761

PU

0.827764

0.798697

0.612062

0.546296

~PU

0.529784

0.596174

0.774463

0.806180

PR

0.846796

0.791540

0.632951

0.547294

~PR

0.515691

0.602990

0.758914

0.820861

SPA

0.857330

0.812922

0.617167

0.541328

~SPA

0.516272

0.593140

0.786713

0.836088

HP

0.832704

0.833068

0.593215

0.548983

~HP

0.549179

0.593406

0.819617

0.819231

  1. Notes: PEU denotes perceived ease of use, PU denotes perceived usefulness, PR denotes perceived reliability, SPA denotes perceived ageing, HP denotes health promotion, WTC denotes continued use intention.“~”indicates the negation of the condition