Table 4.

Negative binomial regression models predicting mood recurrences and polarity shifts, relative rate (95% confidence interval)

	Recurrences to		Polarity shifts
	Depression	Any mania	Direct	Indirect
Univariate models
Female gender	1.14 (0.60 – 2.17)	1.96 (1.00 – 3.84)*	3.71 (1.42 – 9.68)**	1.49 (0.76 – 2.95)
Lifetime abuse	1.45 (0.76 – 2.78)	1.50 (0.77 – 2.93)	6.33 (2.02 – 19.85)**	2.00 (1.00 – 4.00)*
PTSD	1.23 (0.61 – 2.47)	1.72 (0.85 – 3.50)	2.50 (1.00 – 6.20)*	1.70 (0.83 – 3.48)
Multivariable model
Female gender	1.03 (0.52 – 2.05)	1.68 (0.80 – 3.53)	2.14 (0.73 – 6.28)	1.13 (0.53 – 2.39)
Lifetime abuse	1.45 (0.71 – 2.94)	1.12 (0.53 – 2.34)	4.40 (1.31 – 14.79)*	1.74 (0.83 – 3.65)
PTSD	1.08 (0.51 – 2.29)	1.41 (0.66 – 3.01)	1.29 (0.46 – 3.62)	1.37 (0.63 – 3.01)

^*p < .05

^**p < .01

^***p < .001