TABLE 4.

Suicide Mortality Risk Among Agricultural Workers According to the Ratio of Tobacco Agricultural Workers to the Total Number of Agricultural Workers

First Reference Population: Agricultural Workers				Second Reference Population: Nonagricultural Workers in the Capital City			Third Reference Population: Nonagricultural Workers in All Other Cities
Distribution of Cities	Suicide Deaths	Other Deaths	MOR (95% CI)	Suicide Deaths	Other Deaths	MOR (95% CI)	Suicide Deaths	Other Deaths	MOR (95% CI)
All cities
No tobacco workers	96*	10,846*	1	180†	39,671†	1.95 (1.52–2.5)	261‡	66,253‡	2.25 (1.78–2.84)
Below median	22	1,339	1.86 (1.16–2.96)			3.62 (2.32–5.66)			4.17 (2.69–6.45)
Above median	73	3,284	2.51 (1.85–3.41)			4.90 (3.72–6.45)			5.64 (4.34–7.33)
Isolating Arapiraca
No tobacco workers	96*	10,846*	1	180†	39,671†	1.95 (1.52–2.50)	261‡	66,253‡	2.25 (1.78–2.84)
Below median	21	1,278	1.86 (1.16–2.96)			3.62 (2.30–5.71)			4.17 (2.66–6.53)
Above median	43	2,173	2.24 (1.85–3.41)			4.36 (3.12–6.10)			5.02 (3.63–6.95)
Arapiraca	31	1,172	2.99 (1.98–4.50)			5.83 (3.96–8.57)			6.71 (4.61–9.79)

^*Number of cases used as the first reference population for MOR.

^†Number of cases used as the second reference population for MOR.

^‡Number of cases used as the third reference population for MOR.

CI, confidence interval; MOR, mortality odds ratio.