Median Difference Between Experimental and Conventional GFR in Cases with Clear Injection Site (n = 18)
| Method | mL/min/1.73 m2 | Percentage |
| Slope intercept | −1.3 (range, −6.9 to 6.0) | −1.2 (range, −7.5 to 6.9) |
| Single sample | −2.6 (range, −10.0 to 2.9) | −2.9 (range, −10.9 to 3.3) |