Figure. Distribution of sVNT by month after second and third doses of CoronaVac vaccine (Sinovac, https://www.sinovac.com) among persons living with HIV, Hong Kong. Horizontal lines inside boxes indicate medians, box tops and bottoms indicate 25th and 75th percentiles, and error bars indicate high and low values excluding outliers. Blue asterisk and red dots indicate outliers. Gray line indicates cutoff of 30% for positive neutralizing response. sVNT, surrogate virus neutralization test.