Grade Bleeding
0 No bleeding
1 Slight bleeding- no suctioning required
2 Slight bleeding- occasional suctioning required. Surgical field not threatened.
3 Slight bleeding- frequent suctioning required. Bleeding threatens surgical field a few seconds after suction is removed.
4 Moderate bleeding- frequent suctioning required. Bleeding threatens surgical field directly after suction is removed.
5 Severe bleeding- constant suction required. Bleeding appears faster that can be removed by suction. Surgical field severely threatened and surgery not possible.
Table 1: Average Category Scale (ACS) Grading.