TABLE 4.

Estimated M. genitalium DNA loads and CVs for a range of selected fictitious duplicate Ct valuesa

CtWaterMale FVUMale urethral swabFemale FVUFemale urethral swabCervical swab
Estimated quantity (geq)CV (%)Estimated quantity (geq)CV (%)Estimated quantity (geq)CV (%)Estimated quantity (geq)CV (%)Estimated quantity (geq)CV (%)Estimated quantity (geq)CV (%)
20537,44211551,2087712,25824578,00110566,59814575,0169
269,47079,287510,455159,35469,858910,4505
30641126107626135987662107227
34432640123816381044135012
38371320222217319325
  • a Quantities were determined by use of a model in which variances depend exponentially on log quantity and also modeling of the correlations between repetitions for the same DNA standard. Modeling was based on standard curves generated with various urogenital specimen types.