Table 2. Clinical features of subjects in Community group with and without meandering main pancreatic duct (MMPD).
| Community group | ||||
| All | MMPD | Non-MMPD | P | |
| (n = 504) | (n = 11) | (n = 493) | ||
| Age (years) (mean [SD]) | 56.5 [10.8] | 51.4 [11.7] | 56.6 [10.1] | 0.17b |
| Female (n [%]) | 205 [40] | 4 [36] | 201 [40] | 1c |
| Brinkman index (cigarettes/day×year) (mean [SD]) | 314 [459] | 171 [300] | 317 [461] | 0.14b |
| Alcohol intake (kg/year) (mean [SD]) | 10.6 [17.1] | 17.6 [30.7] | 10.5 [16.7] | 0.31b |
| Clinical history | ||||
| Pancreatitis (n [%]) | 1 [0] | 0 [0] | 1 [0] | 1c |
| Diabetes mellitus (n [%]) | 30 [6] | 1 [9] | 29 [6] | 0.49c |
| Hypertension (n [%]) | 79 [16] | 0 [0] | 79 [16] | 0.23c |
| Hyperlipidemia (n [%]) | 56 [11] | 6 [55] | 50 [10] | 0.004a,c |
| Any malignant neoplasm (n [%]) | 25 [5] | 0 [0] | 25 [5] | 1c |
a
,Significant after family-wise correction;
b
,Student's t-test;
c
,Fisher's exact test; P, P-value for the test between Community group subjects with and without MMPD; SD, standard deviation.