Table 2 Exploratory Factor Analysis Results (n = 300)

2. Parece como si mi cerebro no funcionara tan bien como siempre.

[2. It seems as if my brain doesn’t work as well as usual.]

0.899

0.808

3. He tenido que esforzarme más de lo normal para seguir el hilo de lo que estoy haciendo.

[3. I have had to work harder than usual to keep track of what I am doing.]

0.891

0.794

4. He tenido problemas para alternar entre distintas actividades que requieren pensar.

[4. I have had trouble alternating between different activities that require me to think.]

0.870

0.756

5. He tenido problemas para concentrarme.

[5. I have had trouble concentrating]

0.832

0.693

7. He tenido problemas para formar mis pensamientos.

[7. I have had trouble forming my thoughts]

0.822

0.676

6. Me he tenido que esforzar mucho para poner atención, de lo contrario cometo errores.

[6. I have had to try very hard to pay attention, otherwise I make mistakes.]

0.818

0.669

1. He pensado con lentitud.

[1. I have been thinking slowly]

0.785

0.616

8. He tenido problemas para hacer sumas y/o restas mentalmente.

[8. I have had trouble doing addition and/or subtraction mentally.]

0.698

0.487

Total Explained Variance: 68.73%