Table 3.

Age-specific IFRs in India ages 10–49 and 50–89

Age	Mumbai	Mumbai	Karnataka	Karnataka	Tamil Nadu	Tamil Nadu	Bihar migrants
	Male	Female	Male	Female	Male	Female	Male
10–49	0.033 (0.032 to 0.034)	0.016 (0.016 to 0.017)	0.009 0.007 to 0.010)	0.004 (0.004 to 0.005)	0.013* (0.013 to 0.014)	0.006* (0.006 to 0.007)	0.851 (0.467 to 1.235)
50–89	0.530 (0.517 to 0.543)	0.285 (0.278 to 0.292)	0.120 (0.090 to 0.150)	0.056 (0.043 to 0.069)	0.420 (0.390 to 0.459)	0.140 (0.132 to 0.149)	5.393 (0.000 to 11.156)

IFRs as percentages. 95% CIs in parentheses.

*In Tamil Nadu, seroprevalence collection and deaths were restricted to adults aged 18+. The 10–49 group assumes IFR in the 10–17 and 18–29 groups were equal, for weighting purposes.

IFR, infection fatality rate.