Comparison of the 2 algorithms according to the type of analysis and the counting method.

<p>C: combination, R: ratio, N/A: non applicable.</p><p>*: statistically significant difference (chi-squared test). Algorithm 1 was studied on the retrospective series, Algorithm 2 was studied on the prospective series.</p><p>Comparison of the 2 algorithms according to the type of analysis and the counting method.