Table 2.
Covariate | (Hypo)mania (ASRM) and Insomnia | Depression (QIDS) and Insomnia | |||
---|---|---|---|---|---|
(Hypo)maniat−1→Insomniat | Insomniat−1→(Hypo)maniat | Depressiont−1→Insomniat | Insomniat−1→Depressiont | ||
Bipolar subtype | BD-I | 0.031 (0.007) | 0.015 (0.006) | 0.051 (0.007) | 0.026 (0.006) |
BD-II | −0.013 (0.008) | −0.004 (0.008) | 0.091 (0.009) | 0.013 (0.007) | |
Difference | −0.044 (−0.065 to −0.023) p < 0.001 |
−0.019 (−0.039 to 0.001) p = 0.058 |
0.040 (0.018 to 0.062) p < 0.001 |
−0.013 (−0.031 to 0.005) p = 0.159 |
|
Gender | Male | 0.000 (0.009) | −0.010 (0.009) | 0.056 (0.009) | 0.022 (0.008) |
Female | 0.019 (0.006) | 0.016 (0.006) | 0.069 (0.007) | 0.021 (0.006) | |
Difference | 0.019 (−0.002 to 0.040) p = 0.079 |
0.026 (0.005 to 0.047) p = 0.017 |
0.013 (−0.009 to 0.035) p = 0.255 |
−0.001 (−0.021 to 0.019) p = 0.920 |
|
Age | <55 years | 0.013 (0.007) | 0.010 (0.008) | 0.069 (0.007) | 0.035 (0.008) |
⩾55 years | 0.009 (0.008) | 0.009 (0.008) | 0.057 (0.009) | 0.000 (0.008) | |
Difference | −0.004 (−0.025 to 0.017) p = 0.707 |
−0.001 (−0.023 to 0.021) p = 0.930 |
−0.012 (−0.034 to 0.010) p = 0.293 |
−0.035 (−0.057 to −0.013) p = 0.002 |
|
History of rapid cycling | No | 0.017 (0.006) | 0.002 (0.005) | 0.067 (0.006) | 0.024 (0.006) |
Yes | −0.013 (0.011) | 0.018 (0.011) | 0.063 (0.012) | 0.020 (0.010) | |
Difference | −0.030 (−0.055 to −0.005) p = 0.017 |
0.016 (−0.008 to 0.040) p = 0.186 |
−0.004 (−0.030 to 0.022) p = 0.766 |
−0.004 (−0.027 to 0.019) p = 0.732 |
Values in parentheses denote standard errors, results in square brackets denote 95% CIs. p values quoted are two-tailed.