Pancreatic volume change using three dimensional-computed tomography volumetry and its relationships with diabetes on long-term follow-up in autoimmune pancreatitis

Table 4 Correlations between pancreatic volume and serum IgG4 levels in 20 patients with type I AIP during follow-up

D-type, n = 6	M-type, n = 7	Patients with extrapancreatic lesions (n = 7)1
-0.31 (0.456)	-0.70 (0.190)	-0.48 (0.230)
0.43 (0.144)2	0.10 (0.550)	-0.14 (0.790)
0.45 (0.224)2	0.29 (0.425)	0.03 (0.957)
0.48 (0.233)2	0.59 (0.045)2	0.03 (0.930)
0.85 (0.004)2	0.60 (0.048)2	0.05 (0.910)
0.86 (0.014)2	0.90 (0.037)2	0.45 (0.260)
-	0.98 (0.005)2	0.60 (0.285)

¹Data given as correlation coefficient (P value);

²Moderate-to-very strong significant positive correlation. D-type: Diffuse type; M-type: Mass-forming type.