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. 2009 May 5;3(5):e432. doi: 10.1371/journal.pntd.0000432

Table 1. Baseline Characteristics of the Participants.

WR279,396 (N = 50) Placebo-Vehicle (N = 42) P Value
Center – no. (%)
Paris, France 5 (10) 5 (12) 1.0
Sidi Bouzid, Tunisia 45 (90) 37 (88)
Male sex – no. (%) 27 (54) 27 (64) 0.40
Age <18 years – no. (%)
Overall 47 (94) 33 (79) 0.034
Paris, France (N = 10) 2 (40) 0 (0)
Sidi Bouzid, Tunisia (N = 82) 45 (100) 33 (89)
Lesions – no. (%)
1 28 (56) 26 (62) 0.67
2 9 (18) 7 (17)
3 9 (18) 4 (10)
4 or 5 4 (8) 5 (12)
Total lesion area – mm2
Median 128 154 0.52
Interquartile range 85 to 223 70 to 264
Index lesion area – mm2
Median 92 115 0.34
Interquartile range 55 to 141 50 to 172
Index lesion on upper body – no. (%) 20 (40) 17 (40) 1.0
Index lesion on extremity – no. (%) 48 (96) 42 (100) 0.50
Days before treatment since lesion first noticed
Median 62 62 0.96
Interquartile range 38 to 79 39 to 79
Leishmania species – no. (%)
L. major 32* (64) 24* (57) 0.53
L. infantum 1 (2) 0 (0)
L. tropica 1 (2) 0 (0)
Unidentified 16 (32) 18 (43)

Comparisons of categorical variables use the Fisher's exact test for the entire study cohort, while comparisons of continuous variables use the Wilcoxon rank-sum test.

†: Compares the proportion of participants in each group with a sole lesion at baseline.

*: Species identification was by isoenzyme electrophoresis (18 isolates), PCR (50 isolates) or both techniques (8 isolates). All isolates identified by both techniques were from Tunisia and all belonged to the L. major MON-25 zymodem (the only L. major zymodem reported from the Maghreb). In France, identification was by isoenzyme electrophoresis in 8 cases as follows: L. major MON-25 (5 isolates), L. infantum MON-24, L. major MON-26, L. major MON-74 (1 isolate each).

‡: Compares the proportion of participants in each group with L. major identified.