| Catheter size (diameter, length) | Flow rate with gravity | Flow rate with pressure |
| 22 gauge, 25 mm | 35.7 mL/min | 71.4 mL/min |
| 20 gauge, 33 mm | 64.4 mL/min | 105 mL/min |
| 18 gauge, 45 mm | 98.1 mL/min | 153 mL/min |
| 16 gauge, 50 mm | 155 mL/min | 334 mL/min |
| 14 gauge, 50 mm | 236 mL/min | 384 mL/min |
