Table 3 Confirmatory factor analysis and internal consistency (Cronbach’s alpha) of individual scales of the eHLQ

Scale 1: Using technology to process health information

 Original

25.650

0.000

0.130

0.962

0.923

0.038

 EHLQ7 with EHLQ13

3.470

0.176

0.055

0.997

0.986

0.015

-.085

 EHLQ20 with EHLQ25

-.051

 EHLQ13 with EHLQ25

.059

 Cronbach`s alpha: 0.85

Scale 2: Understanding of health concepts and language

 Original

21.280

0.001

0.115

0.945

0.889

0.051

 EHLQ5 with EHLQ26

1.580

0.664

0.000

1.000

1.016

0.012

.065

 EHLQ15 with EHLQ26

.092

 Cronbach`s alpha: 0.73

Scale 3: Ability to actively engage with digital services

 Original

35.600

0.000

0.159

0.959

0.918

0.034

 EHLQ17 with EHLQ32

6.080

0.193

0.046

0.997

0.993

0.015

.101

 Cronbach`s alpha: 0.90

Scale 4: Feel safe and in control

 Original

9.180

0.102

0.059

0.990

0.981

0.026

 Cronbach`s alpha: 0.83

Scale 5: Motivated to engage with digital services

 Original

31.690

0.000

0.149

0.945

0.890

0.045

 EHLQ24 with EHLQ27

7.430

0.115

0.060

0.993

0.982

0.019

.091

 Cronbach`s alpha: 0.84

Scale 6: Access to digital services that work

 Original

50.160

0.000

0.139

0.872

0.787

0.062

 EHLQ3 with EHLQ23

12.470

0.086

0.058

0.983

0.964

0.032

.092

 EHLQ3 with EHLQ23

-.134

 Cronbach`s alpha: 0.76

Scale 7: Digital services that suit individual needs

 Original

1.350

0.508

0.000

1.000

1.005

0.010

 Cronbach`s alpha: 0.84