HIV Needle Stick Risk Assessment Stratification Protocol (RASP)

Calculators

Calculator
Background
Authors
References

Source Population

Acute AIDS illness defined as end stage AIDS, hospitalized, high viral load | Unknown HIV status, high-risk situation defined as suspected HIV, IV drug user, unknown needle with high local HIV prevalence

Known HIV+: acute AIDS illness 1

Known HIV+: asymptomatic HIV 10

Unknown HIV status: high-risk situation 100

Unknown HIV status: low-risk situation 1000

Innoculum Types

Fresh blood 1

Other high-risk fluids (e.g. semen) 10

Dried old blood 100

Low-risk secretions (e.g. saliva, urine, tears, urine) 1000

Transmission Method

Intravenous 1

Deep intramuscular 10

Deep transcutaneous with visible bleeding 100

Superficial transcutaneous without bleeding 200

Mucosal contact only 500

Intact skin 1000

Inoculum Volume

Massive 100

Measurable (>1mL) 10

Moderate (large-bore, hollow needle >22G) 5

Small (small-bore, hollow needle) 3

Trace (e.g. suture needle) 1

Result:

Background

Result Interpretation

Ranges Ranges