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Table 2 Accumulation of children susceptible to measles in the Cuddalore district, Tamil Nadu, India, 1988 – 2004

From: Measles transmission following the tsunami in a population with a high one-dose vaccination coverage, Tamil Nadu, India 2004–2005

Year Estimated population# Birth cohort Vaccination coverage* Vaccine efficacy** Children susceptible Cumulated susceptible population
1988 2,076,264 44,432 103.19% 85% 5,459 5,459
1989 2,091,648 46,853 105.50% 85% 4,837 10,296
1990 2,107,146 44,461 101.67% 85% 6,038 16,334
1991 2,122,759 44,153 100.65% 85% 6,378 22,712
1992 2,138,488 44,267 104.57% 85% 4,921 27,633
1993 2,154,333 42,009 102.70% 85% 5,337 32,970
1994 2,170,295 41,670 102.51% 85% 5,362 38,332
1995 2,186,376 44,383 104.92% 85% 4,803 43,135
1996 2,202,576 42,289 101.57% 85% 5,779 48,913
1997 2,218,896 42,603 100.74% 85% 6,124 55,037
1998 2,235,337 42,918 99.28% 85% 6,700 61,737
1999 2,251,900 43,462 101.25% 85% 6,058 67,795
2000 2,268,586 43,784 101.13% 85% 6,148 73,944
2001 2,285,395 44,108 105.18% 85% 4,674 78,617
2002 2,302,329 44,435 102.56% 85% 5,697 84,314
2003 2,319,388 44,764 101.46% 85% 6,159 90,473
2004 2,336,574 45,096 99.57% 85% 6,928 97,401
  1. #Census data 2001. Population growth rate of 11.19%
  2. *Vaccination coverage using administrative method
  3. **Vaccination between nine and 12 month of age.