Table 1. Peritoneal blood capillary density and morphology (median and IQR).

	<1 years	1-<2 years	2-<7 years	7-<12 years	12-<18 years	18-<40 years	40-<65 years	P value
Blood capillary density (/mm2)	223 (106)	89 (43)	76 (32)	35 (41)	89 (85)	106 (51)	172 (113)	<0.001
Area per vessel (μm2)	57 (12)	51 (38)	88 (61)	64 (107)	68 (39)	55 (29)	48 (22)	0.4
Vessel perimeter (μm)	43 (10)	35 (22)	50 (30)	30 (42)	43 (17)	44 (13)	42 (16)	0.6
Endothelial area per vessel (μm2)	53 (12)	40 (44)	89 (68)	63 (97)	68 (36)	54 (30)	52 (20)	0.3
Endothelial thickness (μm)	1.29 (0.32)	1.12 (0.58)	1.45 (0.52)	1.95 (1.28)	1.48 (0.42)	1.21 (0.42)	1.17 (0.25)	0.01