Table 2.
Demographic and clinical characteristics of patients treated for anaphylactic shock in Florida EDs for the years 2005 and 2006 (n = 2,751)‡
| Type of Case Definition | ||||||
|---|---|---|---|---|---|---|
| Method I (n = 1149) |
Method II-Algorithm (n = 1602) |
p-value | ||||
| Number | (Percentage) | Number | (Percentage) | |||
| Demographic Variables | ||||||
| Total charges* | $1,307 | ($1422) | $1,257 | ($1484) | 0.17 | |
| Age in years** | 35 | (21.97) | 41 | (20.72) | < 0.0001 | |
| Male | 507 | (44) | 666 | (42) | 0.08 | |
| Female | 642 | (56) | 936 | (58) | ||
| White | 914 | (81) | 1276 | (80) | 0.61 | |
| Black | 176 | (16) | 260 | (16) | ||
| Other | 44 | (4) | 52 | (3) | ||
| Hispanic | 175 | (15) | 216 | (14) | 0.18 | |
| Non-Hispanic | 959 | (85) | 1372 | (86) | ||
| Commercial Insurance | 603 | (52) | 766 | (48) | 0.04^ | |
| Government Insurance | 313 | (27) | 497 | (31) | ||
| No Insurance | 233 | (20) | 339 | (21) | ||
| Clinical Variables | ||||||
| Asthma | 91 | (8) | 129 | (8) | 0.90 | |
| Heart disease | 134 | (12) | 310 | (19) | < 0.0001 | |
| Shortness of breath (786.05) | 81 | (7) | 638 | (40) | < 0.0001 | |
| Tachypea (786.06) | 2 | (0) | 5 | (0) | 0.71 | |
| Wheezing (786.07) | 26 | (2) | 173 | (11) | < 0.0001 | |
| COPD (491.2, 496) | 10 | (1) | 22 | (1) | 0.23 | |
| Venom (ecode) | 36 | (3) | 255 | (16) | < 0.0001 | |
| Food related | 451 | (39) | 46 | (3) | < 0.0001 | |
| Medical related | 109 | (9) | 119 | (7) | 0.05 | |
| Epinephrine administration | 111 | (10) | 180 | (11) | 0.19 | |
‡
14 individuals in Method II and 15 in the Method I did not provide race/ethnicity.
*
Reported median (interquartile range) used mann-whitney-wilcoxon test
**
Reported mean (standard deviation) used z-test. Note: when cases with food-related triggers are removed there is still a difference between mean ages (p=0.01).
^
There is a difference between commercial and governmental insurance p=0.01.