Table 4b.

Other cohorts

Reference	Obs	Estimate	95% CI
Wong et al., 1983	6	SMR	1.36	0.50–2.95
Levine et al., 1984	8	SMR	1.24	—
Hayes et al., 1990	115	PMR	1.39	1.15–1.67
Hall et al., 1991	9 (M)	SMR	1.42	0.65–2.69
Hall et al., 1991	1 (F)	SMR	1.75	0.04–9.77
Matanoski et al., 1991	57	SMR	1.25	0.95–1.62
Bertazzi et al., 1986, 1989	3	SMR	1.73	0.36–5.06
Stellman et al., 1998*	28	RR	1.22	0.84–1.77
Marsh et al., 2001	199	SMR	0.90	0.78–1.04
Pinkerton et al., 2004*	59	SMR	0.97	0.74–1.26

^*ICD-8 200–208.