Table 2.
Characteristics of patients with group B streptococcus infection associated with cellulitis, bone infection and joint infection, in those aged ⩾40 years, 2006–2012
| Cellulitis | Bone infection | Joint infection | |
|---|---|---|---|
| (N = 334) | (N = 190) | (N = 121) | |
| n (%) | n (%) | n (%) | |
| Male sex | 187 (56·0) | 143 (75·3) | 79 (65·3) |
| Race | |||
| White | 204 (61·1) | 75 (39·5) | 68 (56·2) |
| Black | 38 (11·4) | 45 (23·7) | 14 (11·6) |
| Hispanic | 33 (9·9) | 35 (18·4) | 17 (14·0) |
| Asian/Pacific Islander | 28 (8·4) | 14 (7·4) | 11 (9·1) |
| American Indian | 4 (1·2) | 2 (1·1) | 0 (0) |
| Unknown | 27 (8·1) | 19 (10·0) | 21 (17·1) |
| Death | 8 (2·4) | 2 (1·1) | 4 (3·3) |
| Hospitalization | 318 (95·2) | 163 (85·8) | 101 (83·5) |
| ICU admission* | 27 (8·1) | 9 (4·7) | 8 (6·6) |
| Hospital onset | 11 (3·3) | 38 (20·0) | 11 (9·1) |
| Recurrent infection | 26 (7·8) | 10 (5·3) | 5 (4·1) |
| Underlying condition | |||
| Diabetes mellitus | 171 (51·2) | 145 (76·3) | 36 (29·8) |
| Atherosclerotic vascular disease | 61 (18·3) | 26 (13·7) | 16 (13·2) |
| Cerebrovascular accident | 21 (6·3) | 12 (6·3) | 7 (5·8) |
| Cancer | 62 (18·6) | 10 (5·3) | 17 (14·0) |
| Obesity | 112 (33·5) | 28 (14·7) | 24 (19·8) |
| Renal disease/dialysis | 34 (10·2) | 30 (15·8) | 6 (5·0) |
| Immunosuppressive therapy | 28 (8·4) | 4 (2·1) | 8 (6·6) |
| Current smoker | 38 (11·4) | 30 (15·8) | 16 (13·2) |
| Alcohol use | 20 (6·0) | 18 (9·5) | 5 (4·1) |
| Intravenous drug use | 10 (3·0) | 8 (4·2) | 5 (4·1) |
* Data only collected from years 2011, 2012.