Table 2

Frequency of antibiotic susceptibility in relation to age

Antibiotic
< 16 years
≥ 16 years
P
OR (CI95%)






n
n (%) Resistant
n
n (%) Resistant



Ampicillin
1225
763 (62.3)
10484
5694 (54.3)
≤0.001
0.72 (0.64–0.81)
Amoxicillin/clavulanate
1109
143 (12.9)
9480
1296 (13.7)
NS
1.07 (0.89–1.29)
Cefalexin
1225
100 (8.2)
10462
1104 (10.6)
≤0.01
1.33 (1.07–1.64)
Ciprofloxacin
1224
72 (5.9)
10468
1334 (12.7)
≤0.001
2.34 (1.83–2.99)
Gentamicin
1226
44 (3.6)
10482
693 (6.6)
≤0.001
1.90 (1.39–2.59)
Nitrofurantoin
1224
46 (3.8)
10462
643 (6.1)
≤0.001
1.68 (1.24–2.28)
Trimethoprim
1223
566 (46.3)
10471
4129 (39.4)
≤0.001
0.76 (0.67–0.85)
Cefpodoxime
1064
43 (4.0)
8787
691 (7.9)
≤0.001
2.03 (1.48–2.78)

Bean et al. Annals of Clinical Microbiology and Antimicrobials 2008 7:13   doi:10.1186/1476-0711-7-13