Table 5.

Retinoblastoma labelling index within acinar cells and islet cells, stained with retinoblastoma protein immunohistochemistry

	Retinoblastoma labelling index (%)
Case No	Acinar tissue	Islet tissue
CP 1	0.84	0.39
CP 2	2.1	1.3
CP 3	0.61	0.70
CP 4	1.2	2.2
CP 5	1.6	1.5
CP 6	2.3	1.1
Median (range)	1.4 (0.61–2.3)	1.2 (0.39–2.2)
N 1	0.46	0.67
N 2	0.083	0.13
N 3	0.098	0.57
N 4	0.18	0.77
N 5	0.026	0.0
N 6	0.73	0.61
Median (range)	0.14 (0.026–0.73)	0.59 (0–0.77)

CP, chronic pancreatitis; N, normal.