Table 3 Staging and treatment data
From: Free versus pedicled flaps for reconstruction of head and neck cancer defects: a systematic review
|  | Total # of articles reporting (total = n) | # of articles reporting differences (total n) | Articles reporting difference | FF | PF | p-value |
|---|---|---|---|---|---|---|
Prior radiation | 11 B, D, E, F, K, L, O, T, X, Ab, Ac (n = 1628) | 2 (n = 850) | Goyal, 2017 | 272 (46.2%) | 130 (62.5%) | < 0.001 |
Tsue, 1997 | 8 (28%) | 13 (54%) | 0.05 | |||
Prior chemotherapy | 5 D, K, L, O, Ab (n = 268) | 0 |  |  |  |  |
T1 | 8 J, K, M, N, O, P, W, Y (n = 480) | 1 (n = 36) | Deganello, 2013 | 0 | 4 (20%)# | < 0.01 |
T2 | 8 J, K, M, N, O, P, W, Y (n = 480) | 1 (n = 36) | Deganello, 2013 | 7 (43.8%)# | 5 (25%)# | < 0.01 |
T3 | 8 J, K, M, N, O, P, W, Y (n = 480) | 1 (n = 36) | Deganello, 2013 | 8 (50%) | 8 (40%) | < 0.01 |
T4 | 8 J, K, M, N, O, P, W, Y (n = 480) | 1 (n = 36) | Deganello, 2013 | 1 (6.25%) | 3 (15%) | < 0.01 |
T1-T2 | 4 C, H, T, Ab (n = 185) | 0 |  |  |  |  |
T3-T4 | 4 C, H, T, Ab (n = 185) | 0 |  |  |  |  |
Stage I-II | 1 X (n = 179) | 0 |  |  |  |  |
Stage III-IV | 1 X (n = 179) | 0 |  |  |  |  |
Surg + chemoradio | 6 C, N, O, P, U (n = 516) | 1 (n = 60) | Paydarfar, 2011 | 16 (48.48%)# | 12 (44.44%)# | 0.03 |
Surg + radio | 4 J, O, P, X (n = 449) | 0 |  |  |  |  |
Tumor stage | 1Ac (n = 178) | 0 |  |  |  |  |
Tumor recurrence | 1Ac (n = 178) | 0 |  |  |  |  |