Volume 26, Number 7—July 2020
CME ACTIVITY - Research
Atypical Manifestations of Cat-Scratch Disease, United States, 2005–2014
Table 1
Characteristics of patients with cat-scratch disease and risk factors for development of atypical cat-scratch disease, United States, 2005–2014
Characteristic | Typical disease, no. (%), n = 14,600 | Atypical disease, no. (%), n = 224 | Risk ratio (95% CI)* |
---|---|---|---|
Sex | |||
M | 5,583 (38.2) | 94 (42.0) | 1.17 (0.90–1.52) |
F |
9,017 (61.8) |
130 (58.0) |
Referent |
Age, y | |||
Child <14 | 4,678 (32.0) | 81 (36.2) | 1.20 (0.91–1.57) |
Adult, 15–49 | 6,421 (44.0) | 106 (47.3) | Referent |
Adult, 50–64 |
3,501 (24.0) |
37 (16.5) |
0.63 (0.44–0.90) |
Month of onset | |||
Late summer and fall† | 5,470 (37.5) | 93 (41.5) | 1.18 (0.90–1.56) |
January | 1,490 (10.2) | 22 (9.8) | 1.03 (0.65–1.64) |
All other months‡ |
7,640 (52.3) |
109 (48.7) |
Referent |
Hospitalized |
487 (3.3) |
56 (25) |
8.77 (6.56–11.72) |
Residence in southern state | 7,732 (53.0) | 129 (57.6) | 1.20 (0.93–1.57) |
Residence in rural area | 3,235 (22.1) | 51 (22.8) | 1.06 (0.78–1.45) |
*Outcome for risk ratio calculations was development of atypical cat-scratch disease.
†August, September, October, and November.
‡February, March, April, May, June, July, and December.
1Current affiliation: University of North Carolina, Chapel Hill, North Carolina, USA.
2Current affiliation: Colorado Department of Public Health and Environment, Denver, Colorado, USA.