| 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 | 0.23 ± 0.26 |  |  |  | 0.03 ± 0.17 |  |  |  | 0.128 |
0.844 | 0.016 | Â | Â | Â | Â | Â | Â | Â | Â |
3 | 0.21 ± 0.36 |  |  |  | 0.53 ± 0.22 |  |  |  | 0.026 |
0.375 | 0.016 | Â | Â | Â | Â | Â | Â | Â | Â |
5 | 0.25 ± 0.12 |  |  |  | 7.49 ± 0.643 |  |  |  | < 0.001 |
0.016 | 0.375 | Â | Â | Â | Â | Â | Â | Â | Â |
15 | 0.69 ± 0.43 |  |  |  | 7.41 ± 0.693 |  |  |  | < 0.001 |