Table 3.
Model Estimations
| Model I | Model II | Model III | Model IV | |
|---|---|---|---|---|
| Intercept | -2.45614 (0.27103) **** | -2.34909 (0.0493) **** | -2.0259 (0.0733) **** | -0.99338 (0.17896) **** |
| ISI_1 | ||||
| 1 | 0.04681 (0.05083) | -- | -- | -- |
| 2 | 0.14743 (0.04637) *** | -- | -- | -- |
| 3 | 0.23814 (0.05315) **** | -- | -- | -- |
| 4 | 0.20228 (0.08007) ** | -- | -- | -- |
| ISI_2 | ||||
| 1 | -0.00487 (0.06257) | -- | -- | -- |
| 2 | 0.10069 (0.05168) * | -- | -- | -- |
| 3 | 0.1438 (0.0581) ** | -- | -- | -- |
| 4 | 0.22504 (0.08002) *** | -- | -- | -- |
| ISI_3 | ||||
| 1 | -0.04075 (0.04682) | -- | -- | -- |
| 2 | 0.00373 (0.04365) | -- | -- | -- |
| 3 | 0.13501 (0.05178) *** | -- | -- | -- |
| 4 | 0.15058 (0.06278) ** | -- | -- | -- |
| ISI_4 | ||||
| 1 | 0.30681 (0.28409) | -- | -- | -- |
| 2 | 0.23039 (0.26934) | -- | -- | -- |
| 3 | 0.14912 (0.26789) | -- | -- | -- |
| 4 | 0.13552 (0.26478) | -- | -- | -- |
| ISI_5 | ||||
| 1 | 0.18721 (0.12667) | -- | -- | -- |
| 2 | 0.3242 (0.12139) *** | -- | -- | -- |
| 3 | 0.41963 (0.12265) *** | -- | -- | -- |
| 4 | 0.58239 (0.12811) **** | -- | -- | -- |
| ISI_6 | ||||
| 1 | 0.13325 (0.0471) *** | -- | -- | -- |
| 2 | 0.16124 (0.04784) *** | -- | -- | -- |
| 3 | 0.24329 (0.05675) **** | -- | -- | -- |
| 4 | 0.38139 (0.06977) **** | -- | -- | -- |
| ISI_7 | ||||
| 1 | 0.04661 (0.07847) | -- | -- | -- |
| 2 | 0.0766 (0.07898) | -- | -- | -- |
| 3 | 0.11301 (0.0838) | -- | -- | -- |
| 4 | 0.16077 (0.09968) | -- | -- | -- |
| ISI summary | -- | 0.06077 (0.00307) **** | -- | -- |
| ISI class | ||||
| 2 | -- | -- | 0.36953 (0.07558) **** | -- |
| 3 | -- | -- | 0.74122 (0.07544) **** | -- |
| 4 | -- | -- | 1.15809 (0.08459) **** | -- |
| Age | -- | -- | -- | -0.00079 (0.00103) |
| Female | -- | -- | -- | -0.03204 (0.02736) |
| Duration | -- | -- | -- | -0.22818 (0.04158) **** |
| Duration2 | -- | -- | -- | 0.0133 (0.00265) **** |
| Comorbidity | -- | -- | -- | 0.42901 (0.02861) **** |
| Sleep quality | -- | -- | -- | -0.0314 (0.00953) *** |
| Latency | -- | -- | -- | 0.00112 (0.00026) **** |
| Sleepiness | -- | -- | -- | 0.02498 (0.00754) *** |
| Wake times | -- | -- | -- | 0.05213 (0.01348) **** |
| Log-likelihood | 1378.765 | 1405.107 | 1392.894 | 1018.948 |
For model specifications please refer to Table 1
ISI class_1 = No clinically significant insomnia; ISI class_2 = Subthreshold insomnia; ISI class_3 = Moderate insomnia; ISI class_4 = Se were insomnia
* p < 0.10; ** p < 0.05; *** p < 0.01; **** p < 0.001