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. 2017 Aug 7;4:23. doi: 10.1186/s40621-017-0119-6

Table 2.

Cohort follow-up by age in years to event, death, or censor, ALCANLink 2009 (n = 1235)

[0–1) [1–2) [2–3) [3–4) [4–5) [5–6)
N %w N %w N %w N %w N %w N %w
Follow-Up
 Subjects entering age interval outcome free 1235 (100) 1017 (84.7) 917 (75.1) 831 (68.5) 747 (61.8) 674 (56.5)
 Person-years accrued in interval 1118.4 (92.6) 968.3 (94.5) 871.3 (95.7) 788.7 (94.9) 708.6 (95.5) 325.2 (49.2)
Censoring
 Competing deaths 16 (77.8) 0 0 0 0 1 (11.1) 1 (11.1) 0 (0)
 Loss to follow-up 67 (26.5) 45 (25.3) 37 (14.0) 41 (17.9) 36 (13.4) 11 (2.9)
Outcome Ascertainment
 First multi-source reporta 135 (39.1) 54 (18.7) 48 (15.5) 42 (12.8) 36 (10.6) 12 (3.4)
 CPS only report 131 (38.2) 53 (18.9) 48 (16.0) 41 (13.1) 34 (10.3) 12 (3.5)

amulti-source report is the first report of maltreatment to either Child Protective Services, Child Advocacy Center, Anchorage Police Department, or the Maternal Child Death Review