From: Effects of filtering by Present call on analysis of microarray experiments
Probe sets at p ≤ 0.001 | Probe sets at p ≤ 0.001 lost by filtering at selected thresholds | |||||
---|---|---|---|---|---|---|
# samples | Unfiltered | > 0% | ≥ 25% | ≥ 50% | ≥ 75% | 100% |
3 | 59 | 10 | 10 | 11 | 12 | 13 |
4 | 165 | 12 | 12 | 14 | 16 | 20 |
5 | 333 | 12 | 14 | 16 | 21 | 28 |
6 | 528 | 12 | 14 | 18 | 27 | 43 |
7 | 718 | 14 | 17 | 25 | 40 | 68 |
8 | 897 | 16 | 21 | 32 | 50 | 99 |