Table 2.

Reference range of urinary Glc₄ in mmol/mol creatinine.

	N	Median [25th - 75th percentile]	Min – max	Threshold (90th percentile)
0 - < 2 months	25	6.6 [4.4–15.5]	0.6–47.1	23.6
2 months - < 1 year	36	3.7 [2.8–6.2]	0.1–22.5	9.8
1 - < 4 years	30	1.7 [1.2–2.6]	0.1–22.5	7.9
4 - < 20 years	52	1.1 [0.7–1.6]	0.1–9.2	2.50
≥ 20 years	52	0.95 [0.6–1.2]	0.1–9.4	1.95
TOTAL	195

The threshold was established as the 90th percentile of the values of the control population. N: number of samples. SD: standard deviation.