|  | Prevalence (%) of tfs4 modules in H. pylori populations | |||||||
---|---|---|---|---|---|---|---|---|---|
Population | Strains | L1 | L2 | Lm | C1 | C2 | R1 | R2 | R1f |
hpEurope | 53 | 20 (38) | 21b (40) | 7e (13) | 32 (60) | 6 (11) | 13 (25) | 12 (23) | 8b (15) |
hpAfrica1 | 86 | 19b (22) | 69d (80) | 5 (6) | 57 (66) | 3 (3) | 17 (20) | 2d (2) | 49d (57) |
hpAfrica2 | 3 | 3a (100) | – | 1 (33) | 3 (100) | 1 (33) | 3a (100) | 1 (33) | – |
hpAsia2 | 6 | 5a (83) | 1 (17) | – | 5 (83) | – | 2 (33) | – | – |
hspEAsia | 28 | 9 (32) | 12 (43) | – | 9a (32) | 2 (7) | 6 (21) | 14d (50) | – |
hspAmerind | 11 | 6 (55) | – | – | 7 (64) | – | 7b (64) | – | – |
Totals | 187 | 62 (33) | 103 (55) | 13 (7) | 106 (56) | 12 (6) | 48 (26) | 29 (16) | 57 (30) |