Table 2 Frequency of bacterial isolates by grade level among asymptomatic primary school children in Debre Berhan town, North Shewa, Ethiopia, February 1 to April 30, 2021
Grade level of children | |||||||||
|---|---|---|---|---|---|---|---|---|---|
Isolated bacteria species | Grade 1 | Grade 2 | Grade 3 | Grade 4 | Grade 5 | Grade 6 | Grade 7 | Grade 8 | Total (n/%) |
S. aureus = n (%) | 12 (16.4) | 10 (13.7) | 19 (26.07) | 11 (15.1) | 5 (6.8) | 6 (8.2) | 5 (6.8) | 5 (6.8) | 73 (53.3) |
CoNS = n (%) | 2 (10) | 4 (20) | 3 (15) | 2 (20) | 3 (15) | 2 (10) | 2 (10) | 2 (10) | 20 (14.6) |
S. pyogens = n (%) | 2 (20) | 1 (10) | 2 (20) | 2 (20) | 1 (10) | 1 (10) | 1 (10) | 0 (0.0) | 10 (7.3) |
K. pneumoniae = n (%) | 1 (10.) | 1 (10) | 3 (30) | 1 (10) | 2 (20) | 1 (10) | (0.0) | 1 (10) | 10 (7.3) |
H. Influenzae = n (%) | 2 (22.2) | 1 (11.1) | 2 (22.2) | 3 (33.3) | 1 (11.1) | 0 (0.0) | 0 (0.0) | 0 (0.0) | 9 (6.6) |
K. rhinoscleromatis = n (%) | 0 (0.0) | 2 (22.2) | 1 (11.1) | 2 (22.2) | 3 (33.3) | 1 (11.1) | 2 (22.2) | 0 (0.0) | 9 (6.6) |
K. oxytoca = n (%) | 2 (33.3) | 0 (0) | 2 (33.3) | 1 (16.7) | 1 (16.7) | 0 (0) | 0 (0) | 0 (0) | 6 (4.4) |
Total = n (%) | 21 (15.3) | 19 (13.9) | 32 (23.4) | 22 (16.1) | 16 (11.7) | 11 (8.02) | 12 (9.0) | 7 (5.1) | 137 (100) |