Table 2: Variations of Vibrio cholerae O1 serotypes isolated according to age, sex and geographical origin (Province), in eastern DRC between January 2011 and June 2022 (n = 4382).

Vibrio cholerae O1 strains isolated (n = 4382)

Variables

Vc O1

Vc O1

Vc O1

Total n (%)

p

Hikojima n (%)

Inaba n (%)

Ogawa n (%)

Age (year)

 

 

 

 

 

< 5

25 (2.1)

594 (50.0)

569 (47.9)

1188 (100)

 

5 - < 15

26 (1.9)

740 (54.9)

581 (43.1)

1347 (100)

 

15 - < 25

7 (1.0)

439 (62.9)

252 (36.1)

698 (100)

< 0.001

≥ 25

25 (2.2)

749 (65.2)

375 (32.6)

1149 (100)

 

Sex

 

 

 

 

 

Male

47 (2.1)

1259 (55.8)

952 (42.2)

2258 (100)

= 0.040

Female

36 (1.7)

1263 (59.5)

825 (38.8)

2124 (100)

 

Provinces

 

 

 

 

 

Kasaï Oriental

0 (0.0)

0 (0.0)

11 (100)

11 (100)

 

Lomami

0 (0.0)

0 (0.0)

1 (100)

1 (100)

 

Maniema

0 (0.0)

2 (100)

0 (0.0)

2 (100)

 

Nord-Kivu

30 (0.9)

2134 (67.2)

1011 (31.8)

3175 (100)

< 0.001

Sud-Kivu

53 (4.6)

348 (30.3)

747 (65.1)

1148 (100)

 

Tanganyika

0 (0.0)

38 (84.4)

7 (15.6)

45 (100)