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Table 1 Main characteristics of study groups and anti PGL-I serology data.

From: Immunologically reactive M. leprae antigens with relevance to diagnosis and vaccine development

Group Sex ratio (m/f) Mean age (years, range) BI (mean, range) PGL-I serology mean OD (range)
PB (29 TT/36 BT) 31/34 33 (18-76) 0 (0) 0,19 (0 - 1,03)
MB (23 BL/42 LL) 37/28 51 (18-100) 3.75 (0.5-6.0) 0,82 (0,08 - 2,76)
HHC 32/33 36 (19-60) na 0,09 (0 - 0,53)
TB 39/26 38 (20-67) na 0,07 (0 - 0,30)
EC 32/33 35 (18-58) na 0,07 (0,01 - 0,30)
  1. PB: paucibacillary leprosy consisting of TT and BT forms; MB: multibacillary leprosy consisting of BL and LL forms; m/f: male/female ratio; BI- bacilloscopic index; Optical density (OD) of IgM antibodies to PGL-I antigen detected by ELISA; na: not applicable.