Skip to main content

Table 1 Admission IFA-IgG titres confirming SFG and ST in relation to duration of illness

From: Clinically helpful rickettsial disease diagnostic IgG titers in relation to duration of illness in an endemic setting in Sri Lanka

Disease Total Duration of illness when serum was obtained ≤ 7 days
   ≤1/128 Sero-converted Responded ≥1/256 Sero-converted (High initial titres) Responded
SFG 34 25 3 3 9 7 (2) All (9)
ST 22 14 2 2 8 5 (3) All (8)
Disease Total Duration of illness when serum was obtained > 7 days
   ≤1/128 Sero-converted Responded ≥1/256 Sero-converted (High initial titres) Responded
SFG 112 59 3 3 53 21 (26) 47
ST 93 51 1 1 42 16 (26) All (42)