Basic Study
Copyright ©The Author(s) 2018.
World J Gastroenterol. Feb 21, 2018; 24(7): 794-809
Published online Feb 21, 2018. doi: 10.3748/wjg.v24.i7.794
Table 2 Impact of clinical characteristics on the engraftment of the first generation (F1) xenograft in mice n (%)
VariablesNumber of patientsNumber of F1 tumours producedImpact of clinical characteristics on tumour take rate (P1 value)
Age (yr)
< 7020 (0)0.444
≥ 7085 (62.5)
Gender
Male52 (40)0.999
Female53 (60)
Histology
ADCP93 (33.3)0.180
Ampulloma22 (100)
Differentiation
G100<0.001
G2 + G3105 (50)
Staging
≤ II (I or II)72 (28.6)0.160
> II (III or IV)33 (100)
Tumour origin
Head94 (50)Not available
Tail10 (0)
Body00
Metastases11 (100)
Perineural invasion
Yes31 (33.3)0.999
No74 (57.1)
Lymph node metastasis
Yes63 (50)0.999
No42 (50)
Distant metastases
Yes21 (50)0.999
No84 (50)