Table 2.

Follow-up Time and AVF Outcomes by Age Group in Older Hemodialysis Patients

	Follow-up Time, pt-y	N	Incidencea			Rate, per 1,000 pt-y	Died/Tx/PD
			1 y	2 y	3 y		N	3-y Incidence
AVF Placementb
Total	43,516	17,271	376	389	394	396.9	1 7,897	408
67-<77 y	22,854	9,074	397	411	418	397.0	7,852	362
≥77 y	20,662	8,197	356	367	370	396.7	10,045	454
AVF Maturationc
Total	9,841	10,260	656	689	—	1,042.6	3,029	203
67-<77 y	5,142	5,527	675	715	—	1,074.9	1,369	177
≥77 y	4,699	4,733	634	661	—	1,007.2	1,660	232
AVF Primary Patency Lossc
Total	4,408	5,664	695	752	—	1,284.9	1,045	139
67-<77 y	2,399	2,957	686	746	—	1,232.6	530	134
≥77 y	2,009	2,707	705	759	—	1,347.4	515	144
AVF Abandonmentc
Total	10,510	1,191	129	158	—	113.3	2,600	345
67-<77 y	5,691	613	125	155	—	107.7	1,233	311
≥77 y	4,819	578	133	162	—	119.9	1,367	383

Abbreviations: AVF, arteriovenous fistula; PD, peritoneal dialysis; pt-y, patient-year; Tx, kidney transplant.

^aCumulative incidence per 1,000 patients.

^bIn 3 years after placement.

^cIn 2 years after maturation.