Age group and studies | Number vaccinated | P.V.E. No. | Deaths No. | Risk of complication per million (95% C.I.)a | Risk of death per million (95% C.I.)a | Case fatality risk per hundred (95% C.I.)a | |||
---|---|---|---|---|---|---|---|---|---|
Age <1 | |||||||||
Neff 1967a | 654,000 | 1 | 0 | 1.5 | (0.04, 8.5) | 0.0 | (0.0, 5.6) | 0.0 | (0.0, 97.5) |
Neff 1967b | 31,000 | 1 | 0 | 32.3 | (0.8, 180) | 0.0 | (0.0, 119) | 0.0 | (0.0, 97.5) |
Lane 1969 | 614,000 | 4 | 3 | 6.5 | (1.8, 167) | 4.9 | (1.0, 14.3) | 75.0 | (19.4, 99.4) |
Lane 1970 | 17,000 | 3 | 1 | 176.5 | (36.4, 515) | 58.8 | (1.5, 328) | 33.3 | (0.84, 90.6) |
Ratner 1970 | 1 | 0 | 0 | n/c | n/c | n/c | n/c | n/a | n/a |
Neff 1972 | 32 | 0 | 0 | n/c | n/c | n/c | n/c | n/a | n/a |
Summary | 1,316,033 | 9 | 4 | 6.8 | (3.1, 13.0) | 3.0 | (0.8, 7.8) | 44.4 | (13.7, 78.8) |
Age 1 to 4 | |||||||||
Neff 1967a | 2,973,000 | 2 | 1 | 0.7 | (0.08, 2.4) | 0.3 | (0.008, 1.9) | 50.0 | (1.3, 98.7) |
Neff 1967b | 142,000 | 0 | 0 | 0.0 | (0.0, 26.0) | 0.0 | (0.0, 26.0) | n/a | n/a |
Lane 1969 | 2,733,000 | 6 | 0 | 2.2 | (0.8, 4.8) | 0.0 | (0.0, 1.3) | 0.0 | (0.0, 45.9) |
Lane 1970 | 317,000 | 3 | 0 | 9.5 | (2.0, 27.6) | 0.0 | (0.0, 11.6) | 0.0 | (0.0, 70.8) |
Ratner 1970 | 68,002 | 0 | 0 | 0.0 | (0.0, 54.2) | 0.0 | (0.0, 54.2) | n/a | n/a |
Neff 1972 | 517 | 0 | 0 | 0.0 | (0.0, 7110) | 0.0 | (0.0, 7110) | n/a | n/a |
Summary | 6,233,519 | 11 | 1 | 1.8 | (0.9, 3.2) | 0.2 | (0.004, 0.9) | 9.1 | (0.23, 41.3) |
Age 5 to 19 | |||||||||
Neff 1967a | 2,295,000 | 8 | 4 | 3.5 | (1.5, 6.9) | 1.7 | (0.5, 4.5) | 50.0 | (15.7, 84.3) |
Neff 1967b | 110,000 | 0 | 0 | 0.0 | (0.0, 33.5) | 0.0 | (0.0, 33.5) | n/a | n/a |
Lane 1969 | 1,959,000 | 5 | 1 | 2.6 | (0.8, 6.0) | 0.5 | (0.01, 2.8) | 20.0 | (0.50, 71.6) |
Lane 1970 | 229,000 | 2 | 0 | 8.7 | (1.1, 31.5) | 0.0 | (0.0, 16.1) | 0.0 | (0.0, 84.2) |
Ratner 1970b | 193,721 | 1 | 1 | 5.2 | (0.1, 28.8) | 5.2 | (0.1, 28.8) | 100.0 | (2.5, 100) |
Summary | 4,786,721 | 16 | 6 | 3.3 | (1.9, 5.4) | 1.2 | (0.5, 2.7) | 37.5 | (15.2, 64.6) |
Age 20 + | |||||||||
Neff 1967a | 317,000 | 1 | 0 | 3.2 | (0.1, 17.6) | 0.0 | (0.0, 11.6) | 0.0 | (0.0, 97.5) |
Neff 1967b | 15,000 | 0 | 0 | 0.0 | (0.0, 246) | 0.0 | (0.0, 246) | n/a | n/a |
Lane 1969 | 288,000 | 1 | 0 | 3.5 | (0.1, 19.3) | 0.0 | (0.0, 12.8) | 0.0 | (0.0, 97.5) |
Lane 1970 | 33,000 | 0 | 0 | 0.0 | (0.0, 112) | 0.0 | (0.0, 112) | n/a | n/a |
Ratner 1970b | 107,822 | 0 | 0 | 0.0 | (0.0, 34.2) | 0.0 | (0.0, 34.2) | n/a | n/a |
Summary | 760,822 | 2 | 0 | 2.6 | (0.3, 9.5) | 0.0 | (0.0, 4.8) | 0.0 | (0.0, 84.2) |
All agesc | |||||||||
Neff 1967a | 6,239,000 | 12 | 5 | 1.9 | (0.2, 3.4) | 0.8 | (0.3, 1.9) | 41.7 | (15.2, 72.3) |
Neff 1967b | 298,000 | 1 | 0 | 3.4 | (0.1, 18.7) | 0.0 | (0.0, 12.2) | 0.0 | (0.0, 97.5) |
Lane 1969 | 5,594,000 | 16 | 4 | 2.9 | (1.6, 4.6) | 0.7 | (0.2, 1.8) | 25.0 | (7.3, 52.4) |
Lane 1970 | 596,000 | 8 | 1 | 13.4 | (5.8, 26.4) | 1.7 | (0.04, 9.3) | 12.5 | (0.3, 52.6) |
Mellin 1970 | 109,000 | 0 | 0 | 0.0 | (0.0, 33.8) | 0.0 | (0.0, 33.8) | n/a | n/a |
Ratner 1970 | 369,546 | 1 | 1 | 2.7 | (0.07, 15.1) | 2.7 | (0.1, 15.1) | 100.0 | (2.5, 100) |
Neff 1972 | 549 | 0 | 0 | 0.0 | (0.0, 6697) | 0.0 | (0.0, 6697) | n/a | n/a |
Summary | 13,206,095 | 38 | 11 | 2.9 | (2.0, 3.9) | 0.8 | (0.4, 1.5) | 28.9 | (15.4, 45.9) |