Table 3. Estimated number of pregnant women aged 16–39 years infected with rubella infection in a year in India.
| Age-group (years) | Estimated no. of women aged 16–39 years* | Fertility rate per 1000 women** | Annual expected births | Percentage of women who are rubella susceptible based on serosurvey data$ | No. of births to rubella- susceptible women | Age-dependant force of infection model | Constant force of infection model | ||
|---|---|---|---|---|---|---|---|---|---|
| Estimated no. of women infected with rubella per year (95% CI) | Estimated no. of pregnant women infected with rubella per year (95% CI) | Estimated no. of women infected with rubella per year (95% CI) | Estimated no. of pregnant women infected with rubella per year (95% CI) | ||||||
| 16–19 | 48712691 | 12.2 | 594295 | 14.29 | 84925 | 298262 (221515,495252) | 3639 (2702,6042) | 973314 (961826,982078) | 11874 (11734, 11981) |
| 20–24 | 59089941 | 122.9 | 7262154 | 18.20 | 1321712 | 162324 (119183,229985) | 19950 (14648,28265) | 866486 (844334,885461) | 106491 (103769, 108823) |
| 25–29 | 54952542 | 146.4 | 8045052 | 17.17 | 1381335 | 173676 (109265,237245) | 25426 (15996,34733) | 570270 (546996,591133) | 83487 (80080, 86542) |
| 30–34 | 48218732 | 94.7 | 4566314 | 14.59 | 666225 | 159422 (112750,237387) | 15097 (10677,22481) | 354122 (334355,372353) | 33535 (31663, 35262) |
| 35–39 | 46338709 | 36.9 | 1709898 | 20.31 | 347280 | 215667 (180505,262805) | 7958 (6661,9698) | 240838 (223837,256876) | 8887 (8260, 9479) |
| Total | 257312615 | 22177713 | 17.15 | 3801478 | 1009351 (743218,1462675) | 72070 (50685,101218) | 3005030 (2911348,3087901) | 244275 (235506, 252087) | |
* 2019 Projected Population assuming 1.27% till 2015 and 1.07% from 2016 till 2019 (Ref: Population projection report 2019, Census of India)
** Sample Registration System (SRS) Statistical Report 2018
$ Based on 2017 and 2019–20 serosurveys