TABLE 1.
Comparative yields of clinically significant isolates in PFA versus FA aerobic blood culture bottles
| Microorganism(s) | No. of isolates recovered from:
|
Pa | ||
|---|---|---|---|---|
| Both bottles | PFA bottles only | FA bottles only | ||
| Staphylococcus aureus | 50 | 9 | 8 | NS |
| Coagulase-negative staphylococci | 22 | 4 | 2 | NS |
| Streptococcus sp.b | 1 | 1 | 0 | NS |
| Enterococcus sp. | 12 | 6 | 6 | NS |
| Gram-positive bacillic | 6 | 0 | 1 | NS |
| Enterobacteriaceaed | 52 | 9 | 18 | NS |
| Other gram-negative bacteriae | 40 | 7 | 6 | NS |
| Yeastsf | 32 | 17 | 13 | NS |
| All microorganisms | 215 | 53 | 54 | NS |
NS, not significant.
Includes viridans group streptococci (one isolate) and Streptococcus agalactiae (one isolate).
Includes Corynebacterium jeikeium (four isolates), Listeria monocytogenes (two isolates), and diphtheroids (one isolate).
Includes E. coli (26 isolates), Enterobacter cloacae (14 isolates), Klebsiella pneumoniae (13 isolates), Serratia marcescens (7 isolates), Enterobacter aerogenes (7 isolates), Klebsiella oxytoca (7 isolates), Citrobacter freundii (3 isolates), and Proteus mirabilis (2 isolates).
Includes P. aeruginosa (16 isolates), Stenotrophomonas maltophilia (13 isolates), Burkholderia cepacia (9 isolates), Acinetobacter sp. (4 isolates), Chryseobacterium sp. (4 isolates), Pandoraea spp. (3 isolates), Neisseria sp. (1 isolate), Ochrobactrum anthropi (1 isolate), and unidentified gram-negative rods (2 isolates).
Includes Candida albicans (27 isolates), Candida glabrata (11 isolates), Candida krusei (9 isolates), Candida parapsilosis (7 isolates), Candida lusitaniae (3 isolates), Candida tropicalis (2 isolates), and Cryptococcus neoformans (3 isolates).