Table 3.

Influence of neoadjuvant CRT on extent of LN metastases and extracapsular LNI n (%)

T3/4 Category only(n = 298)	Surgery alone		Neoadjuvant CRT		Surgery vs neoadjuvant CRT
	Total	pN1 caps (+)	Total	pN1 caps (+)	Total	pN1 caps (+)
Total	108 (100.0)	45 (41.7)	190 (100.0)	43 (22.6)		P < 0.001
pN0M0	27 (25.0)	-	98 (51.6)	-	P < 0.001
pN1M0 caps (-)	28 (27.8)	-	38 (20.0)	-	NS
pN1M0 caps (+)	19 (17.6)	19 (100)	32 (16.8)	32 (100.0)	NS
pM1 lymph	23 (21.6)	18 (78.3)	14 (7.4)	8 (57.1)	P < 0.001	NS
pM1 organ	11 (10.1)	8 (72.7)	8 (4.2)	3 (37.5)	NS	NS

LNI: Lymph node involvement; Caps (-): Without extracapsular LNI; Caps (+): With extracapsular LNI.