EJNMMI Physics

Table 3 Root mean square (rms) error in units of ml/min/1.73m² between single-sample GFR and reference GFR measurements

From: Tailoring the sampling time of single-sample GFR measurement according to expected renal function: a multisite audit

Reference GFR mL/min/1.73m²	Number of patient studies	Sampling time (h)
Reference GFR mL/min/1.73m²	Number of patient studies	2	3	4	6
30–40	2	9.62	8.14	7.02	7.18
40–50	3	4.27	3.62	5.53	9.49
50–60	15	8.67	9.84	9.88	11.89
60–70	37	8.45	9.49	10.66	13.51
70–80	49	5.81	6.49	7.65	11.91
80–90	61	7.00	7.71	8.86	13.41
90–100	67	5.17	5.78	7.11	11.58
100–110	69	5.07	5.85	7.39	11.82
110–120	56	5.61	6.42	6.79	8.60
120+	59	7.33	6.86	7.43	8.99

Lowest values are highlighted in bold text

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