Table 4.

December 1979–1980 mortality rates per 100 person-years (deaths/person-years) according to vaccination status

	Mortality rate (deaths/person-years)				Mortality rate ratios MV vaccinated/absent
Age in months	Examined (MV vaccinated)	Examined (previous measles)	Examined (suspected MV)	Absent
6–11	3.7 (4/108.8)	0 (0/2.8)	0 (0/6.6)	19.8 (4/20.2)	0.19 (0.03–1.00)
12–35	1.7 (4/238.7)	5.0 (4/80.7)	13.0 (6/46.2)	8.0 (4/49.8)	0.21 (0.04–1.12)
36–71	1.4 (3/208.3)	0 (0/137.7)	0 (0/81.7)	0 (0/61.9)	NA
Total*	1.8 (11/555.8)	1.9 (4/221.1)	4.9 (6/134.5)	5.1 (8/131.8)	0.30 (0.12–0.73)

Children aged 6–71 months (eligible for vaccination).

Children who were examined but reported previous measles infection or measles vaccination did not receive MV. Absent children did not receive MV.

*Age-adjusted.

MV, measles vaccine.