Table 1.

Mean, median and range of IGV and physical characteristics of younger subjects (aged 20–30 years)

	Age	Height	Body	BSA	Kidney	Total	Mean IGV	Median IGV	Min IGV	Max IGV	Fold
Subject	(years)	(cm)	weight (kg)	(m2)	Weight (g)	nephron number	(μm3 × 106)	(μm3 × 106)	(μm3 × 106)	(μm3 × 106)	variation
1	28	162	60	1.65	140	1 394 010	2.40	2.25	1.52	3.47	2.28
2	27	172	80	1.97	170	1 408 254	3.12	3.05	2.12	4.25	2.01
3	23	175	63	1.75	138	1 484 020	3.42	3.07	2.30	5.51	2.39
4	29	170	70	1.83	90	676 658	3.03	3.10	1.91	4.15	2.17
5	23	180	80	2.01	180	1 026 588	3.68	3.64	2.69	4.79	1.78
6	28	165	59	1.65	190	1 070 763	3.68	3.69	2.32	4.87	2.10
7	29	170	65	1.75	225	835 123	4.82	3.98	2.57	12.39	4.82
8	30	168	65	1.75	150	1 475 674	4.23	4.00	2.47	7.25	2.94
9	25	175	85	2.05	200	1 426 601	4.06	4.01	2.81	5.14	1.82
10	20	163	58	1.62	102	684 506	4.25	4.18	2.77	5.81	2.10
11	26	172	75	1.90	140	978 026	4.32	4.41	2.38	6.76	2.84
12	25	175	70	1.85	125	839 609	5.22	5.25	3.45	7.46	2.16
Mean	26	171	69	1.82	154	1 108 319	3.85	3.72	2.44	5.99	2.45
SD	3	5	9	0.14	40	314 331	0.79	0.78	0.49	2.37	0.83

Subjects are ranked according to median glomerular size (as in Figure 1A).