Table 2.

Results of the Poisson models [exp(b) and p-value] evaluating the association between weekly admissions and trimesters in the four-year period surrounding the L’ Aquila earthquake (2008–2011)

	2008–2011 trimesters
	1	2	3	4	5	7	8	9	10	11	12	13	14	15	16
Schizophrenia spectrum disorder
exp(b)	2.31	2.22	2.39	2.14	1.72	1.17	1.22	0.73	1.34	1.64	1.89	1.80	1.13	2.06	1.72
p	< 0.001	0.002	< 0.001	0.003	0.04	0.57	0.49	0.33	0.29	0.06	0.01	0.02	0.66	0.01	0.04
Major depression
exp(b)	2.31	2.42	1.85	1.27	2.31	0.92	0.69	1.13	1.73	1.62	0.58	0.92	1.62	1.15	1.38
p	0.046	0.03	0.16	0.61	0.046	0.87	0.50	0.81	0.21	0.28	0.33	0.87	0.28	0.76	0.48
Bipolar disorder
exp(b)	1.69	2.92	4.15	2.15	3.23	1.69	1.69	1.50	2.31	2.77	3.08	2.15	3.08	3.08	2.46
p	0.30	0.02	0.002	0.12	0.01	0.30	0.30	0.44	0.08	0.03	0.02	0.12	0.02	0.02	0.06
Alcohol/substance use disorder
exp(b)	13.9	12.90	14.80	10.20	12.90	0.92	1.85	5.00	2.77	4.62	5.54	5.54	3.69	3.69	10.20
p	0.01	0.01	0.01	0.03	0.01	0.95	0.62	0.14	0.38	0.16	0.11	0.11	0.24	0.24	0.03

Notes: Trimester 6 was used as a reference level. Bold values indicate statistical significance at the p < 0.05 level