TABLE 1.

Identification test results for 1,733 isolates provisionally identified as S. pneumoniae obtained from 2004 to 2005

TestResultNo. of isolates (n = 1,733)No. of isolates (%) with AccuProbe result of:
Positive (n = 1,647)Negative (n = 86)
Bile solubilityPositive1,6421,627 (98.8)15 (17.4)
Negative9120 (1.2)71 (82.6)
Optochin resistanceSusceptible (>14 mm)1,4821,447 (87.9)35 (40.7)
Resistant (<14mm)251200 (12.1)51 (59.3)
Omni serumPositive1,6571,635 (99.3)22 (25.6)
Negative7612 (0.7)64 (74.4)
MorphologyButton colony1,1501,145 (69.5)5 (5.8)
Mucoid192192 (11.7)
Other391310 (18.8)81 (94.2)