Measles and rubella serosusceptibity among population vaccinated with different schedules: the potential impact on measles-rubella elimination in Iran

Table 2 Demographic characteristics of studied population based on age, vaccination status, and time elapsed since receiving the last doe of vaccine, in the East of Mazandaran, North of Iran

Studied groups	A	B^d	C^e	D^f	Total
Variable	A	B^d	C^e	D^f	Total
No of subjects	98	295	139	103	635
Age Range yr (Date of birth)	20–33,1984–1998	15–19,1999–2003	11–14,2004–2007	7–10,2008–2011	7–33,1984–2011
Female/male ratio	59/39	139/156	75/64	49/54	322/313
Year and Time elapsed since the last dose of vaccination	2003 /15 yr	2004–7/ 13–15 yr	2004–7/ 10–13 yr	2008–11/ 7–10 yr	–
history of MV₁ and MV₂^a	+	+	–	–	-
History of MR^b	+	–	–	–	–
History of MMR^c	No	One dose	2-doses	2-doses	–

^a: MV_{1, 2} measles vaccine first dose, second dose.
^b: MR: measles-rubella vaccine.
^c: MMR measles-mumps-rubella vaccine.
^d: GB: these subjects, in addition to receiving two doses of MV at the ages 9 and 15 months, were immunized with one dose of MMR vaccine at time of school entrance.
^e: This group was immunized with two–doses of MMR vaccine at the ages 12–15 months and 6 years.
^f: This group was immunized with two–doses of MMR vaccine at the ages of 12 and 18 months.

ISSN: 1471-2334