| Group A | Group B | A vs. B2 | ||||||
---|---|---|---|---|---|---|---|---|---|
 | Without LPO | With LPO |  | ||||||
Time | Reduction factor | Comparisons within A1 | Reduction Factor | Comparisons within B1 | Â | ||||
 |  | 1 vs. 3 | 3 vs. 5 | 5 vs. 15 |  | 1 vs. 3 | 3 vs. 5 | 5 vs. 15 |  |
[min] | Mean ± SD | p | p | p | Mean ± SD | p | p | p | p |
1 | 0.12 ± 0.19 |  |  |  | 0.43 ± 0.33 |  |  |  | 0.077 |
0.496 | 0.004 | Â | Â | Â | Â | Â | Â | Â | Â |
3 | 0.26 ± 0.26 |  |  |  | 6.78 ± 0.253 |  |  |  | < 0.001 |
0.141 | 0.551 | Â | Â | Â | Â | Â | Â | Â | Â |
5 | 0.15 ± 0.13 |  |  |  | 6.75 ± 0.223 |  |  |  | < 0.001 |
0.004 | 1.000 | Â | Â | Â | Â | Â | Â | Â | Â |
15 | 0.93 ± 0.58 |  |  |  | 6.74 ± 0.263 |  |  |  | < 0.001 |