Table IV.

Regional comparisons of observed versus expected POMI rates

	Region	2	3	7	5	4	10	13	14	8	16	15	6	9	17	11	1	12
Region	O/E	0.6	0.6	0.7	0.7	0.7	0.7	0.8	0.8	0.9	0.9	1.0	1.0	1.1	1.2	1.7	1.8	1.9
2	0.6											*	*	*	*	*	*	*
3	0.6											*	*	*	*	*	*	*
7	0.7													*	*	*	*	*
5	0.7											*	*	*	*	*	*	*
4	0.7															*	*	*
10	0.7														*	*	*	*
13	0.8														*	*	*	*
14	0.8															*	*	*
8	0.9															*	*	*
16	0.9
15	1.0	*	*		*											*	*	*
6	1.0	*	*		*											*	*	*
9	1.1	*	*	*	*											*	*	*
17	1.2	*	*	*	*		*	*
11	1.7	*	*	*	*	*	*	*	*	*		*	*	*
1	1.8	*	*	*	*	*	*	*	*	*		*	*	*
12	1.9	*	*	*	*	*	*	*	*	*		*	*	*

O/E, observed versus expected ratio.

^*P < 0.05.