Predictive value of serum alpha-fetoprotein for tumor regression after preoperative chemotherapy for rectal cancer

Table 1 Clinical and pathological characteristics of patients (n = 125), n (%)

Characteristics	n = 125
Age, median (yr, range)	63 (29-86)
Sex
Male	77 (61.6)
Female	48 (38.4)
Location (distance form anal verge, cm)
< 5	85 (68)
≥ 5	40 (32)
Clinical T stage
T2	6 (4.8)
T3-4	119 (95.2)
CEA
High	49 (39.2)
Normal	76 (60.8)
CA19-9
High	17 (13.6)
Normal	108 (86.4)
ALT
High	11 (8.8)
Normal	114 (91.2)
AST
High	4 (3.2)
Normal	121 (96.8)
Bilirubin
High	23 (18.4)
Normal	102 (81.6)
Albumin
High	3 (2.4)
Normal	122 (97.6)

AFP: α-fetoprotein; CEA: Carcinoembryonic antigen; CA19-9: Carbohydrate antigen 19-9; ALT: Alanine aminotransferase; AST: Aspartate aminotransferase.