hemolyse en lipemie vermijden;
bij een simultane aanvraag van IGFBP3 en IGF1 wordt automatisch de ratio berekend:
- IGFBP3 (µg/L) x 0.035 = IGFBP3 (nmol/L)
- IGF1 (µg/L) x 0.131 = IGF1 (nmol/L)
- ratio = IGFBP3 (nmol/L) / IGF1 (nmol/L) (referentiewaarde: < 10.0)

Leeftijd		Mannen			Vrouwen		
		Mediaan	P2,5	P97,5	Mediaan	P2,5	P97,5
1-7 dagen	<25		26	<25		26
8-15 dagen	<25		41	<25		41
1-2 jaar	128.9	52.9	314.0	128.9	52.9	314.0
2-3		121.6	50.1	294.9	121.6	50.1	294.9
3-4		118.0	48.8	285.1	118.0	48.8	285.1
4-5		117.9	49.0	283.7	117.9	49.0	283.7
5-6		121.2	50.6	290.4	121.2	50.6	290.4
6-7		128.4	53.9	305.9	128.4	53.9	305.9
7-8		131.2	54.9	313.2	146.6	65.6	327.5
8-9		147.6	62.4	349.3	165.4	75.1	364.4
9-10		171.6	73.2	402.2	192.4	88.6	418.0
10-11		207.7	89.4	482.3	231.8	108.2	496.5
11-12		264.0	114.8	607.3	291.0	137.8	614.7
12-13		343.1	150.6	781.8	358.1	172.0	745.6
13-14		431.7	194.9	956.2	420.6	206.7	855.9
14-15		493.6	229.4	1062.2	461.8	232.5	917.5
15-16		490.8	234.9	1025.6	459.1	236.7	890.5
16-17		434.8	214.3	882.3	402.9	212.7	763.4
17-18		362.1	183.7	713.8	327.5	177.0	605.8
18-19		301.7	157.6	577.6	269.2	149.0	486.5
19-20		260.5	138.9	488.5	229.0	128.5	408.1
21-25		203.4	115.6	357.9	203.4	115.6	357.9
26-30		196.2	117.0	329.2	196.2	117.0	329.2
31-35		188.0	115.2	306.6	188.0	115.2	306.6
36-40		176.0	109.2	283.9	176.0	109.2	283.9
41-45		164.1	100.8	267.0	164.1	100.8	267.0
46-50		153.5	93.5	251.9	153.5	93.5	251.9
51-55		143.8	86.9	238.1	143.8	86.9	238.1
56-60		135.0	80.8	225.4	135.0	80.8	225.4
61-65		126.0	74.8	212.4	126.0	74.8	212.4
66-70		117.8	69.3	200.1	117.8	69.3	200.1
71-75		109.8	64.1	188.3	109.8	64.1	188.3
76-80		102.3	59.1	176.9	102.3	59.1	176.9
81-85		95.1	54.5	166.0	95.1	54.5	166.0
						
Tanner stage		Mannen			Vrouwen		
		Mediaan	P2,5	P97,5	Mediaan	P2,5	P97,5
1		152	63	279	159	49	342
2		190	75	420	269	115	428
3		406	94	765	412	145	760
4		577	192	861	504	244	787
5		422	171	814	408	143	859