Table 1.
Characteristics of the study population (n = 210)
| FNA (110) | FNB (100) | P | |
|---|---|---|---|
| Males, n (%) | 67 (60.9) | 59 (59) | 0.8 |
| Age (years), mean±SD | 63.1±8.9 | 62.4±9.4 | 0.7 |
| Symptoms, n (%) | |||
| Abdominal pain | 79 (71.8) | 82 (82) | 0.08 |
| Diarrhea | 50 (45.4) | 39 (39) | 0.4 |
| Weight loss | 68 (61.8) | 69 (69) | 0.3 |
| Jaundice | 33 (30) | 35 (35) | 0.5 |
| Total bilirubin (mg/dL), mean±SD | 2.97±5.21 | 3.26±4.45 | 0.2 |
| Ca19-9 (U/mL), mean±SD | 327.3±311.2 | 356.1±347.4 | 0.1 |
| Type of pancreatitis, n (%) | |||
| Focal | 52 (47.3) | 51 (51) | 0.6 |
| Diffuse | 58 (52.7) | 49 (49) | 0.6 |
| Rosemont criteria, n (%) | |||
| Consistent | 47 (42.7) | 41 (41) | 0.9 |
| Suggestive | 63 (57.3) | 59 (59) | 0.9 |
| Site of pancreatic mass, n (%) | |||
| Head | 39 (35.5) | 32 (32) | 0.7 |
| Neck | 24 (21.8) | 26 (26) | 0.5 |
| Body | 26 (23.6) | 20 (20) | 0.6 |
| Tail | 21 (19.1) | 22 (22) | 0.7 |
| Mass dimensions (mm), mean±SD | 25.21±7.83 | 26.13±7 | 0.08 |
| Type of needle, n (%) | |||
| 22G | 49 (44.5) | 43 (43) | 0.9 |
| 25G | 61 (55.5) | 57 (57) | 0.9 |
| Number of passes, mean±SD | 3.5±0.8 | 3±0.6 | 1 |
| Follow-up (months), mean±SD | 14.5±7.1 | 16±6.4 | 0.007 |
SD: Standard deviation, FNB: Fine-needle biopsy