Table V.
Distribution of Resistance to Third-Generation Cephalosporins by Demographic, Clinical, and Laboratory Factors
| Proportion Resistant to 3rd Generation Cephalosporins1 N (%) |
P-value | |
|---|---|---|
| Age Group | 0.49 | |
| ≤28 days | 27/229 (11.8) | |
| 29–60 days | 20/206 (9.7) | |
| Gestational Age2 | 0.58 | |
| Preterm (<37w0d) | 6/69 (8.7) | |
| Term | 38/348 (10.9) | |
| Complex Chronic Condition | <0.001 | |
| Yes | 16/64 (25.0) | |
| No | 31/371 (8.4) | |
| Fever | 0.11 | |
| Yes | 35/359 (9.8) | |
| No | 12/76 (15.8) | |
| Clinical Appearance | 0.83 | |
| Ill-Appearing | 15/145 (10.3) | |
| Not Ill-Appearing | 32/290 (11.0) | |
| Abnormal Urinalysis34 | 0.52 | |
| Yes | 17/163 (10.4) | |
| No | 19/223 (8.5) | |
| Peripheral WBC <5K or >15K5 | 0.42 | |
| Yes | 18/188 (9.6) | |
| No | 29/241 (12.0) |
1
435 infants had isolates with available susceptibility testing to third-generation cephalosporins
2
18 infants had missing data for gestational age
3
Positive nitrite or leukocyte esterase, or >5 WBC/high-powered field
4
49 infants had no urinalysis results
5
6 infants had no peripheral WBC results
Abbreviations: WBC, white blood cell