Table 3.
Average seasonal burden of hospitalization attributable to influenza and RSV according to age in the US, 1997–2009 (respiratory broad outcome, any mention)
| Influenza | RSV | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| A/H1N1 | A/H3N2 | B | Total | Total | ||||||
| Number(SD, range) | Ratea (SD, range) | Number(SD, range) | Ratea(SD, range) | Number(SD, range) | Ratea (SD, range) | Number(SD, range) | Ratea (SD, range) | Number(SD, range) | Ratea (SD, range) | |
| 0-4 years | 1563 (1766, 6-4716) | 8 (9, 0-24) | 12087 (8427, 234-25121) | 62 (43, 1-127) | 11496 (8145, 458-23327) | 58 (42, 2-119) | 25146 (7090, 10522-35031) | 128 (36, 52-173) | 100618 (14273, 83191-129041) | 514 (84, 418-680) |
| 5-17 years | 1195 (1382, 2-3815) | 2 (3, 0-7) | 4466 (3035, 87-9326) | 8 (6, 0-17) | 4989 (3492, 169-10091) | 9 (7, 0-19) | 10650 (3316, 5891-18054) | 20 (6,12-33) | 0 (0, 0-0) | 0 (0, 0-0) |
| 18-49 years | 7149 (8266, 16-22536) | 5 (6, 0-17) | 28560 (19488, 569-61736) | 21 (15, 0-46) | 19172 (13492, 622-41023) | 14 (10, 0-30) | 54881 (16061, 30529-92199) | 41 (12, 23-68) | 11365 (1924, 9274-15817) | 9 (1, 7-12) |
| 50-64 years | 4860 (5655, 9-16319) | 10 (11, 0-30) | 34042 (23554, 649-75129) | 72 (49, 1-154) | 17510 (12600, 479-40661) | 35 (25, 1-73) | 56411 (20851, 26748-101493) | 117 (36, 47-182) | 13441 (2911, 10902-20093) | 28 (4, 22-36) |
| 65-74 years | 4252 (5075, 7-15196) | 22 (26, 0-77) | 34495 (23184, 701-71337) | 183 (124, 4-382) | 9712 (6876, 303-21581) | 51 (36, 2-105) | 48459 (17474, 17282-74053) | 256 (91, 83-385) | 15997 (2670, 12009-21427) | 84 (12, 64-103) |
| 75+ years | 4760 (5669, 9-16809) | 27 (32, 0-93) | 71345 (47891, 1510-149703) | 414 (279, 9-854) | 25896 (18344, 757-56326) | 148 (104, 5-308) | 102001 (38054, 31679-152199) | 589 (216, 173-864) | 44734 (5677, 35770-56304) | 258 (33, 201-307) |
| All ages | 23778 (27583, 49-77994) | 8 (9, 0-26) | 184995 (125020, 3750-392352) | 64 (43, 1-134) | 88775 (62416, 2882-188309) | 30 (21, 1-62) | 297548 (95106, 123077-473027) | 102 (32, 40-156) | 186155 (20695, 151326-218476) | 64 (9, 51-81) |
SD interseasonal standard deviation, RSV respiratory syncytial virus
aAnnual mean rate per 100,000 population