Table 2 Results of the Principal component analysis (PCA)
| Â | Â | PC1 | PC2 | PC3 |
|---|---|---|---|---|
Total | A1EIV/EIII | 0.8853 | 0.2104 | 0.08226 |
|  | A1EV/EIII | 0.4008 | −0.1478 | −0.174 |
|  | A2EIII/EIIIGM | 0.0433 | −0.3212 | 0.4299 |
|  | A2EIV/EIII | −0.007781 | 0.03588 | −0.0647 |
|  | A2EIV/EII | − 0.06342 | 0.5725 | − 0.464 |
| Â | T1EIII/EII | 0.0075 | 0.449 | 0.619 |
|  | T2EIII/EII | −0.07469 | 0.2568 | 0.2991 |
|  | A1/A2 | 0.01959 | 0.038 | −0.1567 |
|  | T1/T2 | −0.108 | −0.0151 | 0.07886 |
|  | A1/T1 | 0.00221 | 0.3177 | −0.1209 |
|  | A2/T2 | −0.1588 | 0.2891 | 0.2202 |
|  | A1/T2 | −0.0814 | 0.2188 | −0.02705 |
Eigenvalue | Â | 0.0323686 | 0.0219078 | 0.0138004 |
% variance | Â | 33.759 | 22.849 | 14.393 |
Females | A1EIV/EIII | 0.8659 | −0.1277 | 0.01202 |
|  | A1EV/EIII | 0.4086 | −0.273 | −0.2309 |
|  | A2EIII/EIIIGM | −0.03511 | −0.4115 | 0.3737 |
|  | A2EIV/EIII | 0.00995 | 0.06442 | −0.05384 |
|  | A2EIV/EII | 0.1998 | 0.6912 | −0.2112 |
| Â | T1EIII/EII | 0.1601 | 0.2225 | 0.7789 |
|  | T2EIII/EII | −0.02112 | 0.02975 | 0.2519 |
|  | A1/A2 | −0.01829 | 0.1216 | −0.1242 |
|  | T1/T2 | −0.0933 | −0.08056 | − 0.07786 |
| Â | A1/T1 | 0.08119 | 0.3601 | 0.1004 |
| Â | A2/T2 | 0.01223 | 0.1245 | 0.2398 |
|  | A1/T2 | −0.01064 | 0.2028 | 0.01834 |
Eigenvalue | Â | 0.0317675 | 0.0216854 | 0.00994066 |
% variance | Â | 40.137 | 27.398 | 12.56 |
Males | A1EIV/EIII | 0.8394 | 0.1203 | 0.3032 |
|  | A1sEV/EIII | 0.4492 | −0.1676 | 0.009439 |
|  | A2EIII/EIIIGM | −0.1491 | − 0.3769 | 0.4256 |
|  | A2EIV/EIII | 0.02381 | 0.02137 | −0.05588 |
|  | A2EIV/EII | 0.07824 | 0.5562 | −0.5003 |
|  | T1EIII/EII | −0.1292 | 0.4741 | 0.5425 |
|  | T2EIII/EII | −0.07431 | 0.2339 | 0.291 |
|  | A1/A2 | 0.0935 | 0.04018 | −0.1306 |
|  | T1/T2 | −0.0273 | −0.03406 | 0.0264 |
|  | A1/T1 | −0.002958 | 0.3399 | 0.02481 |
|  | A2/T2 | −0.1797 | 0.255 | 0.2734 |
|  | A1/T2 | −0.02478 | 0.2066 | 0.03717 |
Eigenvalue | Â | 0.0384331 | 0.0183375 | 0.0130082 |
% variance | Â | 45.342 | 21.634 | 15.347 |
A-1 | A1EIV/EIII | 0.249 | 0.728 | 0.1598 |
|  | A1EV/EIII | −0.04079 | 0.3499 | −0.1392 |
|  | A2EIII/EIIIGM | −0.167 | 0.2975 | −0.08096 |
|  | A2EIV/EIII | 0.02485 | −0.04553 | −0.01597 |
|  | A2EIV/EII | 0.2517 | −0.4608 | 0.1339 |
| Â | T1EIII/EII | 0.3331 | 0.1223 | 0.6975 |
|  | T2EIII/EII | 0.422 | −0.08638 | 0.1268 |
|  | A1/A2 | −0.04893 | −0.008404 | 0.03144 |
|  | T1/T2 | 0.4345 | 0.04905 | −0.5011 |
|  | A1/T1 | −0.06218 | −0.1277 | 0.3512 |
|  | A2/T2 | 0.537 | −0.04488 | −0.211 |
|  | A1/T2 | 0.2686 | −0.03747 | −0.0883 |
Eigenvalue | Â | 0.0387642 | 0.026016 | 0.0232999 |