Instrument:

A questionnaire measuring motivational factors for using wearable healthcare devices

Implementation
outcome:

Appropriateness

Instrument summary:

28-item questionnaire measuring perceived usefulness, ease of use and cost of using wearable healthcare devices (e.g. smartwatches, smartbands)

Level of analysis:

Consumer

Country of application:

South Korea

Psychometric quality
(ConPsyCL):

8 / 22

Global reliability
score (COSMIN):

Fair

Global validity
score (COSMIN):

Fair

Responsiveness
score (COSMIN):

Not assessed

Usability score:

Good

28 items

Reference:

Park E, Kim KJ, Kwon SJ.

Understanding the emergence of wearable devices as nextgeneration tools for health communication

Inf Technol People. 2016;29(4):717–32.

Psychometric quality
(ConPsyCL):

ConPsyCL score:

8 / 22

Reliability (Max 5pts)

Internal consistency (Max 3pts)

0 / 1Item internal consistency
/ Item total correlation

2 / 2Alpha

 

Test-retest or inter-rater (Max 2pts)

0 / 1 Item level

0 / 1 Factor level

 

Validity (Max 5pts)

1 / 1 Content validity

1 / 1 Face validity

0 / 1 Convergent validity

0 / 1 Discriminant validity

0 / 1 Discriminative validity

 

Factor Analysis (Max 12pts)

0 / 1 Adequacy measures

0 / 1 Kaiser criterion

0 / 1 Variance explained
/ Parallel analysis

0 / 1 Main loadings

0 / 4 EFA goodness of fit

4 / 4 CFA Goodness of fit

 

0 / -2 Penalty

Methodological quality:
(COSMIN)

Reliability

See how Reliability is scored

Internal consistency

Fair

Reliability

Not assessed

Measurement error

Not assessed

Global reliability score

Fair

Validity

See how Validity is scored

Content validity

Excellent

Structural validity

Fair

Hypotheses testing

Fair

Cross-cultural validity

Not assessed

Criterion validity

Not assessed

Global validity score

Fair

Responsiveness

See how Responsiveness is scored

Responsiveness

Not assessed