Table 5.

Studies reporting recurrence cases of T1 gallbladder cancer n (%)

	T1a	T1b	Odds ratio	95% CI
You et al[3]	1/27 (3.7)	0/25	0.510	0.39-0.67
Shirai et al[26]	2/78 (2.6)	0/11	0.874	0.81-0.95
Wakai et al[10]	1/13 (7.7)	0/2	0.923	0.79-1.08
Z'graggen et al[29]	0/3	1/6 (16.7)	1.200	0.84-1.72
Wagholikar et al[7]	0/2	5/12 (41.7)	1.286	0.91-1.82
Goetze et al[5]	0/21	14/72 (19.4)	1.362	1.19-1.56
Cangemi et al[27]	0/4	5/11 (45.4)	1.667	1.01-2.77
Kim et al[17]	0/10	1/9 (11.1)	2.250	1.34-3.77
Chan et al[12]	1/14 (7.1)	3/19 (15.8)	2.438	0.23-26.29
Otero et al[32]	0/25	9/26 (34.6)	2.471	1.71-3.57
Ouchi et al[11]	1/8 (12.5)	3/7 (42.9)	5.250	0.40-68.94
Ouchi et al[18]	1/167 (0.6)	3/67 (4.5)	7.781	0.79-76.19
Cucinotta et al[4]	1/5 (20)	6/7 (85.7)	24.000	1.14-505.2
Wakai et al[6]	0	2/25 (8.0)