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. 2014 May;52(5):1423–1428. doi: 10.1128/JCM.03293-13

TABLE 1.

Analytical sensitivity

No. of CFU/inoculuma Mean CT/CN value
IMDxb Max TOR
22,500 36.6 27.9 36.6
2,250 39.6 31.2 39.3
225 0 35.0 0
23 0 0 0
a

Limits of detection (CFU/ml sample) were as follows: IMDx, 2.25 × 105; Max, 2.25 × 104; TOR, 2.25 × 105.

b

Combined CN means for tcdA and tcdB targets.