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Table 7 Convergent validity coefficients

From: Development and validation of behavioral intention measures of an E-vapor product: intention to try, use, dual use, and switch

Scale

Sub-group

Validation sample

Cross-validation sample

Behavioral selection

Behavioral selection

n

r (p)

n

r (p)

ITT

All sub-groups

1495

.694 (< .001)

1448

.744 (< .001)

ASPQ

260

.560 (< .001)

248

.656 (< .001)

ASNPQ

333

.557 (< .001)

315

.573 (< .001)

EV Users

277

.472 (< .001)

283

.562 (< .001)

Former Users

302

.571 (< .001)

275

.678 (< .001)

Never Users

323

.644 (< .001)

327

.627 (< .001)

ITU

All sub-groups

1495

.681 (< .001)

1448

.722 (< .001)

ASPQ

260

.565 (< .001)

248

.667 (< .001)

ASNPQ

333

.560 (< .001)

315

.541 (< .001)

EV Users

277

.436 (< .001)

283

.498 (< .001)

Former Users

302

.534 (< .001)

275

.682 (< .001)

Never Users

323

.675 (< .001)

327

.622 (< .001)

ITDU

All sub-groups

742

.451 (< .001)

701

.551 (< .001)

ASPQ

260

.391 (< .001)

248

.490 (< .001)

ASNPQ

333

.514 (< .001)

315

.525 (< .001)

EV Users

149

.165 (.044)

138

.308 (< .001)

ITS

All sub-groups

742

.537 (< .001)

701

.584 (< .001)

ASPQ

260

.604 (< .001)

248

.669 (< .001)

ASNPQ

333

.524 (< .001)

315

.513 (< .001)

EV Users

149

.213 (.009)

138

.360 (< .001)

  1. Pearson correlations between the Intention scales and the Behavioral Selection task among the full validation and cross-validation samples, as well as among the 5 study sub-groups
  2. ASPQ, Adult Smokers Planning to Quit; ASNPQ, Adult Smokers Not Planning to Quit; EV, e-vapor; ICC, Intraclass correlation coefficient