*3.1.2.2 Distribution of carbapenemase types in biological samples*

The carbapenemases circulating in the city of Maroua are differently distributed in biological samples. The KPC type was found in 21.05% of urine samples, 5.26% of osteitis pus samples and 10.53% of wound pus samples. For type OXA-48 or OXA-181, 5.26% is present in osteitis pus and 5.26% in blood samples. TND 1 is only found in urine samples at a proportion of 10.53%. TND 2 was present in 5.26% of urine samples and in the same proportion of osteitis pus samples. TND 3 was present in 5.26% of the osteitis pus samples only. TND 4, 5, 6, 7 are only found in stool samples and represent 5.26% each. TND 8 is only found in blood samples and represents 5.26% (**Table 5**).
