Table 2.

Empiric Antibiotic Treatment and Chlamydia Laboratory Test Results of Subjects Presenting With Symptoms of or Known Exposure to an STI, From an Urban Safety Net Clinic, January 1–December 31, 2007

	# Presenting With Symptoms* of STI (n=488) n (% out of 488)	# Reporting Known Exposure to an STI (n=49) n (% out of 49)	# Reporting Both Symptoms* of and Known Exposure to an STI (n=22) n (% out of 22)	# With Positive Laboratory for Chlamydia STI (n=75) n (% out of 75)
Positive test result	51 (10.5%)	16 (32.7%)	7 (31.8%)	N/A
Empiric treatment with appropriate** antibiotic regimen for chlamydia and gonorrhea STI	181 (37.1%) (+28 cases treated with inappropriate antibiotics)	45 (91.8%)	20 (90.9%)	46 (61.3%) (+1 case treated with inappropriate antibiotics)

Data source: Electronic record data from an urban safety net clinic population (validated through manual chart review).

STI—sexually transmitted infection

^*Symptoms of STI included one or more of the following: testicular pain, burning on urination, rectal discharge, sensitivity, itching, pharyngitis with history of receptive oral intercourse, pelvic pain, dysuria, dyspareunia, post-coital bleeding, or intermenstrual bleeding or spotting.

^**Appropriate treatment included regimens that provided effective coverage for chlamydia and gonorrhea.³