Volume 22, Number 10—October 2016
Dispatch
Sporotrichosis-Associated Hospitalizations, United States, 2000–2013
Jeremy A.W. Gold, Gordana Derado, Rajal K. Mody, and Kaitlin Benedict
Table
Characteristics of sporotrichosis-associated hospitalizations versus non–sporotrichosis-associated hospitalizations, United States, 2000–2013*
| Characteristic | Sporotrichosis-associated hospitalizations |
Non–sporotrichosis-associated hospitalizations, % | p value | ||
|---|---|---|---|---|---|
| No. hospitalizations (95% CI) | Average annual rate (95% CI)† | % Hospitalizations | |||
| Overall no. |
1,471 (1,245–1,696) |
0.35 (0.30–0.40) |
518,905,960 |
||
| Patient age group, y | <0.001 | ||||
| <18‡ | – | – | – | 16.6 | |
| 18–44 | 329 (240–419) | 0.21 (0.15–0.26) | 20.9 | 25.8 | |
| 45–64 | 599 (466–734) | 0.57 (0.44–0.70) | 40.8 | 23.0 | |
| >65 |
451 (427–655) |
1.01 (0.79–1.22) |
36.8 |
34.6 |
|
| Mean patient age, y (SE) |
58.1 (1.0) |
47.9 (0.1) |
<0.001 |
||
| Patient sex | <0.001 | ||||
| M | 831 (679–982) | 0.40 (0.33–0.48) | 56.4 | 41.4 | |
| F |
640 (513–767) |
0.30 (0.24–0.36) |
43.5 |
58.6 |
|
| Hospital region | <0.001 | ||||
| Northeast | 118 (65–171) | 0.15 (0.08–0.22) | 8.0 | 19.4 | |
| Midwest | 328 (239–418) | 0.35 (0.26–0.45) | 22.3 | 22.9 | |
| South | 589 (471–706) | 0.38 (0.31–0.46) | 40.0 | 38.3 | |
| West |
436 (310–561) |
0.45 (0.32–0.58) |
29.6 |
19.4 |
|
| Season | 0.006 | ||||
| Winter | 257 (184–330) | 17.5 | 23.2 | ||
| Spring | 378 (289–467) | 25.7 | 23.5 | ||
| Summer | 371 (281–461) | 25.2 | 23.2 | ||
| Autumn | 349 (252–446) | 23.7 | 22.8 | ||
| Unknown |
116 (68–163) |
7.9 |
7.3 |
||
| Underlying conditions | |||||
| HIV/AIDS | 19 (0–42) | 1.3 | 0.4 | 0.009 | |
| Transplant | 19 (0–42) | 1.3 | 0.7 | 0.289 | |
| Immune-mediated inflammatory disease | 118 (66–170) | 8.0 | 1.9 | <0.001 | |
| Diabetes mellitus | 285 (204–366) | 19.4 | 17.7 | 0.294 | |
| Alcoholism | 49 (16–83) | 3.4 | 2.5 | 0.262 | |
| COPD | 242 (149–335) | 16.5 | 10.9 | 0.006 | |
| None of the above |
877 (726–1,028) |
59.6 |
69.3 |
||
| Patient deceased at discharge |
49 (18–79) |
3.3 |
2.0 |
<0.001 |
|
| Mean length of hospital stay, d (SE) |
6.9 (0.5) |
4.6 (0) |
<0.001 |
||
| Mean charges, US$ (SE) |
36,131 (4,290) |
25,906 (166) |
0.017 |
||
| Disease form§ | |||||
| Lymphocutaneous | 641 (517–766) | 43.6 | |||
| Pulmonary | 160 (98–222) | 10.9 | |||
| Arthritis | 47 (15–80) | 3.2 | |||
| Unclassified | 623 | 45.5 | |||
*Values are % or no. (%) unless otherwise indicated. COPD, chronic obstructive pulmonary disease.
†Per 1 million persons.
‡Data for this age group not presented because of small sample size.
§Categorized using codes from the International Classification of Diseases, Ninth Revision, Clinical Modification, suggestive of lymphocutaneous disease (289.1, 289.3, 457.2, 681.00, 681.10, 682.0–682.9, 683, 686.9, 709.9); pulmonary disease (484.7, 486, 491.21, 493.22, 518.89, 786.2, 786.39); and infectious arthropathy (711.xx).
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