Table 3 Estimated mean annual influenza- and respiratory syncytial virus-associated hospitalizations by age group among individuals attending a private hospital group in South Africa, 2007–2012
Age groups (in years) | Influenza (mean) | Respiratory syncytial virus (Mean) | |||||||
|---|---|---|---|---|---|---|---|---|---|
Seasonal | A(H1N1)pdm09 in 2009 | ||||||||
Number(95% CI) | Rate a(95% CI) | Percentage over total hospitalizations(95% CI) | Number(95% CI) | Rate a(95% CI) | Percentage over total hospitalizations(95% CI) | Number(95% CI) | Rate a(95% CI) | Percentage over total hospitalizations(95% CI) | |
All-respiratory | |||||||||
<1 | 99 (56–142) | 255 (143–358) | 1.2 (0.8-1.6) | 260 (148–372) | 621 (354–888) | 3.1 (2.2-4.0) | 2990 (1704–4276) | 7601 (4312–10817) | 36.2 (25.3-47.1) |
1-4 | 326 (196–456) | 205 (121–282) | 4.3 (3.0-5.6) | 197 (118–276) | 116 (70–162) | 2.4 (1.7-3.1) | 1902 (1141–2663) | 1182 (704–1643) | 25.7 (17.7-33.7) |
5-19 | 261 (117–405) | 55 (25–84) | 2.7 (1.9-3.5) | 1183 (532–1834) | 233 (105–361) | 11.8 (8.1-15.5) | 272 (122–422) | 57 (26–88) | 2.8 (1.9-3.7) |
20-44 | 366 (179–553) | 37 (18–55) | 2.9 (2.0-3.8) | 922 (452–2392) | 87 (43–131) | 7.0 (4.8-9.2) | … | … | … |
45-64 | 341 (198–484) | 70 (40–98) | 3.5 (2.3-4.7) | 588 (341–835) | 112 (65–159) | 5.9 (3.8-8.0) | … | … | … |
65-74 | 154 (92–216) | 154 (89–208) | 4.1 (2.6-5.6) | 148 (89–207) | 139 (73–163) | 4.0 (2.5-5.5) | … | … | … |
75+ | 178 (110–246) | 380 (227–506) | 5.2 (3.5-6.9) | 61 (38–84) | 117 (73–163) | 1.7 (1.1-2.3) | … | … | … |
All | 1725 (949–2501) | 75 (41–108) | 3.1 (2.2-4.0) | 3359 (1718–5001) | 136 (70–203) | 5.9 (4.1-7.7) | 5164 (2968–7360) | 223 (128–317) | 9.3 (6.4-12.2) |
Pneumonia and influenza | |||||||||
<1 | 94 (54–134) | 241 (136–340) | 6.9 (4.8-9.0) | 204 (116–292) | 488 (278–697) | 12.2 (8.5-15.9) | 1201 (685–1717) | 3055 (1732–4345) | 34.6 (24.2-45.0) |
1-4 | 125 (75–175) | 78 (46–108) | 8.1 (5.6-10.6) | 187 (112–262) | 110 (66–154) | 13.5 (9.3-17.7) | 735 (441–1029) | 457 (272–635) | 25.9 (17.9-33.9) |
5-19 | 129 (58–200) | 27 (12–42) | 7.6 (5.2-10.0) | 678 (305–1051) | 133 (60–207) | 38.9 (26.8-51.0) | 100 (45–155) | 21 (9–32) | 5.9 (4.1-7.7) |
20-44 | 198 (97–299) | 20 (10–30) | 7.2 (4.9-9.5) | 481 (236–726) | 45 (22–69) | 12.0 (8.2-15.8) | … | … | … |
45-64 | 195 (113–277) | 40 (23–56) | 7.8 (5.1-10.5) | 278 (161–395) | 53 (31–75) | 8.1 (5.3-10.9) | … | … | … |
65-74 | 85 (51–119) | 85 (49–115) | 6.1 (3.8-8.4) | 83 (50–116) | 78 (47–110) | 5.9 (3.7-8.1) | … | … | … |
75+ | 120 (74–166) | 256 (153–341) | 6.9 (4.6-9.2) | 29 (18–40) | 56 (35–77) | 2.1 (1.4-2.8) | … | … | … |
All | 946 (522–1370) | 41 (22–59) | 7.7 (5.4-10.0) | 1940 (998–2882) | 77 (41–117) | 11.3 (7.9-14.7) | 2036 (1171–2901) | 86 (50–125) | 12.2 (8.4-16.0) |
All-circulatory | |||||||||
<1 | … | … | … | … | … | … | … | … | … |
1-4 | … | … | … | … | … | … | … | … | … |
5-19 | … | … | … | … | … | … | … | … | … |
20-44 | … | … | … | … | … | … | … | … | … |
45-64 | … | … | … | … | … | … | … | … | … |
65-74 | 23 (10–36) | 23 (10–34) | 0.2 (0.1-0.3) | 91 (55–127) | 86 (52–120) | 1.0 (0.6-1.4) | … | … | … |
75+ | 50 (25–75) | 107 (51–154) | 0.7 (0.5-0.9) | 14 (9–19) | 28 (17–37) | 0.2 (0.1-0.3) | … | … | … |
All | 73 (35–111) | 3 (2–5) | 0.1 (0.06-0.14) | 105 (63–147) | 4 (3–6) | 0.1 (0.5-0.15) | … | … | … |