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Table 1 Items corresponding to each factor after the exploratory analysis

From: Validation and psychometric analysis of the Internet Addiction Test in Spanish among college students

Item

Mean

SD

Skewness

Kurtosis

Corrected item-total correlation

Alpha without item

Factor loading

Factor 1a

Factor 2b

20

0.29

0.724

3.161

14.524

0.608

0.897

0.863

−0.008

10

0.56

1.066

2.332

8.511

0.601

0.896

0.774

0.035

13

0.57

0.912

1.942

7.245

0.598

0.896

0.762

−0.007

11

0.69

0.967

1.682

6.212

0.627

0.896

0.734

0.071

15

0.50

0.845

1.892

6.487

0.664

0.895

0.723

0.132

12

0.80

1.126

1.555

5.063

0.531

0.898

0.688

−0.001

19

0.31

0.717

2.774

11.363

0.396

0.901

0.685

−0.066

3

0.21

0.667

4.275

24.174

0.310

0.902

0.676

−0.127

9

0.63

1.021

1.963

6.953

0.562

0.897

0.541

0.213

14

1.12

1.290

1.161

3.750

0.616

0.895

0.423

0.346

4

1.00

1.112

1.183

4.279

0.340

0.903

0.347

0.093

8

0.86

1.142

1.395

4.375

0.611

0.895

−0.021

0.844

6

0.99

1.137

1.153

3.899

0.660

0.894

0.003

0.841

17

0.96

1.216

1.203

3.677

0.597

0.896

0.124

0.689

1

2.34

1.412

0.172

2.120

0.474

0.900

−0.035

0.629

2

1.43

1.242

0.780

3.102

0.614

0.895

0.139

0.622

16

1.57

1.351

0.547

2.460

0.617

0.895

0.261

0.533

18

0.45

0.903

2.732

11.451

0.636

0.896

0.404

0.469

5

0.92

1.108

1.203

3.928

0.559

0.897

0.331

0.379

Standarized alpha

0.86

0.86

Eigenvalue

9.25

1.57

Total explained variance

46.96 %

7.86 %

  1. The higher of the two-factor loadings are printed in bold. All of these were significant at 5 % level
  2. aFactor 1 = emotional investment
  3. bFactor 2 = time management and performance