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Table 2 Perioperative characteristics for Routine F/U and Home F/U patients according to randomization group in the original RCT

From: Attrition in longitudinal randomized controlled trials: home visits make a difference

  ROUTINE F/U, N=187 HOME F/U, N=61
  All Low MAP N=97 High MAP N=90 All Low MAP N=27 High MAP N=34
Number of grafts, mean (SD) 3.0 (0.8) 3.1 (0.9) 2.9 (0.8)* 3.0 (0.8) 3.0 (0.8) 3.1 (0.8)
Time on cardiopulmonary bypass, mean minutes (SD) 89.1 (30.1) 92.7 (31.4) 85.1 (28.2) 81.2 (29.0) 77.2 (29.4) 84.3 (28.7)
Duration of endotrachial intubation, mean hours (SD) 29.2 (96.3) 22.0 (10.7) 37.2 (139.5) 25.4 (27.0) 32.1 (38.9) 19.8 (7.1)
Post-operative blood loss initial 24 h post-operatively, mean milliliters (SD) 980 (667) 1070 (769) 855 (521)* 892 (389) 803 (293) 962 (442)
Hospital length of stay, (median days, range) 11.0 (4-93) 11.0 (5–93) 11.0 (4–89) 10.0 (6-35) 11.0 (6–35) 10.0 (8–21)
  1. *Indicates comparison of High vs. Low MAP p<0.05.