Table 5.
Multiple Linear Regressions results in Males and Females, separately.
| Males | Age | Depression | Anxiety state | Anxiety trait | Trauma tot | IRI | |
|---|---|---|---|---|---|---|---|
| PSQI total | β = 0.026 p = 0.751 VIF = 1.003 |
β = 0.581 p < 0.001 VIF = 1.003 | β = 0.183 p = 0.117 VIF = 1.989 |
β = 0.169 p = 0.206VIF = 2.611 | β = 0.047 p = 0.730 VIF = 2.718 |
β = 0.069 p = 0.428VIF = 1.098 |
F1, 97 = 49.128, p
<
0.001, r = 0.580, r2 = 0.336 |
| Latency | β = −0.206 p
=
0.042 VIF = 1.000 |
β = 0.179 p = 0.074VIF = 1.003 | β = 0.119 p = 0.237 VIF = 1.002 |
β = 0.084 p = 0.406VIF = 1.017 | β = 0.137 p = 0.172 VIF = 1.001 |
β = 0.047 p = 0.649VIF = 1.055 |
F1, 96 = 4.243, p
=
0.042, r = 0.206, r2 = 0.042 |
| Duration | β = −0.240 p
=
0.016 VIF =1.000 |
β = 0.178 p = 0.070VIF =1.003 | β = −0.176 p = 0.073 VIF =1.001 |
β = −0.158 p = 0.110VIF = 1.016 | β = −0.098 p = 0.323 VIF =1.001 |
β = −0.061 p = 0.545VIF = 1.044 |
F1, 98 = 5.998, p
=
0.016, r = 0.240, r2 = 0.058 |
| Efficiency | β = −0.207 p
=
0.035 VIF = 1.016 |
β = −0.077 p = 0.620VIF = 2.577 | β = −0.074 p = 0.714 VIF = 4.327 |
β = −0.279 p = 0.005 VIF =1.016 | β = 0.094 p = 0.447 VIF = 1.082 |
β = −0.057 p = 0.573VIF =1.082 |
F1, 97 = 8.294, p
=
0.005, r = 0.326, r2 = 0.106 |
| ISI | β = −0.091 p = 0.255 VIF = 1.003 |
β = 0.609 p < 0.001 VIF = 1.003 | β = 0.148 p = 0.190 VIF = 1.989 |
β = −0.184 p = 0.154VIF = 2.611 | β = −0.059 p = 0.656 VIF = 2.718 |
β = −0.060 p = 0.476VIF = 1.098 |
F1, 97 = 58.327, p
<
0.001, r = 0.621, r2 = 0.385 |
| Females | Age | Depression | Anxiety state | Anxiety trait | Trauma tot | IRI | |
| PSQI total | β = 0.190 p
<
0.001 VIF = 1.024 |
β = 0.315 p < 0.001 VIF =1.832 | β = 0.102 p = 0.115 VIF =2.602 |
β = 0.103 p = 0.133VIF = 2.925 | β = 0.278 p < 0.001 VIF =1.804 |
β = −0.010 p = 0.807VIF =1.096 |
F1, 431 = 26.758, p
<
0.001, r = 0.558, r2 = 0.312 |
| Latency | β = −0.037 p = 0.446 VIF = 1.000 |
β = 0.019 p = 0.777VIF = 1.840 | β = 0.042 p = 0.496 VIF = 1.648 |
β = −0.012 p = 0.844VIF = 1.696 | β = 0.130 p < 0.007 VIF = 1.000 |
β = −0.034 p = 0.496VIF = 1.088 |
F1, 424 =7.303, p
=
0.007, r = 0.136, r2 = 0.018 |
| Duration | β = −0.302 p
<
0.001 VIF = 1.017 |
β = −0.142 p = 0.020 VIF = 2.478 | β = −0.142 p = 0.044 VIF = 2.477 |
β = 0.007 p = 0.937VIF = 3.529 | β = −0.028 p = 0.650 VIF = 1.895 |
β = 0.012 p = 0.791VIF = 1.080 |
F1, 431 = 4.581, p
=
0.033, r = 0.387, r2 = 0.150 |
| Efficiency | β = −0.114 p
=
0.017 VIF = 1.016 |
β = −0.181 p < 0.001 VIF = 1.016 | β = −0.043 p = 0.561 VIF = 2.477 |
β = −0.055 p = 0.489VIF = 2.828 | β = 0.012 p = 0.856 VIF = 1.804 |
β = 0.028 p = 0.572VIF = 1.080 |
F1, 432 =15.269, p
<
0.001, r = 0.205, r2 = 0.042 |
| ISI | β = 0.078 p
=
0.037 VIF = 1.028 |
β = 0.256 p < 0.001 VIF = 2.902 | β = 0.147 p = 0.013 VIF = 2.592 |
β = 0.087 p = 0.208VIF =3.560 | β = 0.328 p < 0.001 VIF = 1.895 |
β = 0.031 p = 0.419VIF = 1.097 |
F1, 431=6.184, p
=
0.013, r = 0.649, r2 = 0.421 |
PSQI, Pittsburgh Sleep Quality Index; ISI, Insomnia Severity Index; VI, variance inflation factor. Bold fonts indicates significant p values.