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. 2021 Oct 2;16:195. doi: 10.1186/s13014-021-01921-3

Table 2.

Patterns of failure for patients who underwent AC before and after PSM

Pattern of failure, n(%) Before PSM After PSM
CCRT alone (n = 113) CCRT + AC(n = 131) χ2 p CCRT alone (n = 99) CCRT + AC (n = 99) χ2 p
Locoregional alone 38 (33.6) 47 (35.9) 0.784 0.853 31 (31.3) 38 (38.4) 3.032 0.387
Locoregional and distant 21 (18.6) 19 (14.5) 20 (20.2) 12 (12.1)
Distant alone 19 (16.8) 24 (18.3) 16 (16.2) 19 (19.2)
No failure 35 (31.0) 41 (31.3) 32 (32.3) 30 (30.3)

AC adjuvant chemotherapy, PSM propensity score matching