Table 2 Preoperative laboratory tests associated with chemotherapeutic resistance in GC patients

Hb (mg/dL)

13.0 ± 1.8

12.9 ± 1.9

0.763^a

WBC (×10⁹/L)

7.5 ± 2.2

7.4 ± 1.9

0.796^a

Platelet (×10⁹/L)

199.5 ± 32.4

191.1 ± 30.3

0.148^b

Cr (mg/dL)

0.84 ± 0.13

0.81 ± 0.13

0.204^a

Urea(mmol/L)

6.4 ± 1.2

6.5 ± 1.4

0.660^a

AFR

11.8 ± 2.2

10.7 ± 2.0

0.001^a*

CEA (ng/ml)

–

–

0.029^c*

≥ 5.0

7 (5.9)

7 (17.1)

–

< 5.0

112 ( 94.1)

34 (82.9)

–

CA19–9 (kU/L)

–

–

0.034^c*

≥ 40

11 (9.2)

9 (22.0)

–

< 40

108 (91.8)

32 (78.0)

–

CA72–4 (U/mL)

–

–

0.525^d

≥ 6

8 (6.7)

4 (9.8)

–

< 6

111 (93.3)

37 (90.2)

–

CA125 (U/ml)

–

–

0.437^d

≥ 35

6 (5.0)

4 (9.8)

< 35

113 (95.0)

45 (90.2)

–