Table 1.

Baseline Characteristics of Enrolled Patients (N = 256)

Age group
    0 to 95
    10 to 1912
    20 to 4445
    45 to 6431
Spider identified by credible witness or clinician13
Brown recluse spiders seen in vicinity57
Season when bite occurred
Place where bite occurred
    No idea24
Location of bite
Severity (clinician rating)
Initial probability that lesion was brown recluse spider bite
    Probable or definite72
Previous brown recluse bite12
Diabetes mellitus5
Use of NSAID at time of bite7
Patient felt the bite when it occurred15
Local symptoms/signs at enrollment
    Blister or vesicles29
Systemic symptoms/signs at enrollment