Table 2.

Frequencies of non-susceptibility to chloramphenicol and combinations of antibiotics according to gram stain and four common clinical syndromes, Mozambique^*

Clinical diagnosis	Chloramphenicol, n/N (%)	Ampicillin plus gentamicin, n/N (%)	Penicillin plus gentamicin, n/N (%)	Chloramphenicol plus ampicillin, n/N (%)
Pneumonia	185/529 (35)	70/512 (14)	28/253 (11)	150/511 (29)
Meningitis	15/47 (32)	7/43 (16)	2/28 (7)	11/43 (26)
Acute gastroenteritis	80/161 (51)	22/158 (14)	–	74/157 (47)

^*n = number of isolates non-susceptible (intermediate or full resistance); N = total number of isolates tested.