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. Author manuscript; available in PMC: 2011 Nov 8.
Published in final edited form as: J Speech Lang Hear Res. 1999 Apr;42(2):497–509. doi: 10.1044/jslhr.4202.497

Table 2.

Correlations between IPSyn total scores across post-implant follow-up intervals.

1 year post 2 years post 3 years post 4 years post
Pre-implant r = .87 r = .52 r = .65 r = .05
p = .002 p = .08 p = .03 p = .9
n = 9 n = 12 n = 17 n = 8
1 year post r = .75 r = .76 r = .45
p = .0005 p = .0009 p = .22
n = 17 n = 15 n = 9
2 years post r = .83 r = .55
p = .0001 p = .02
n = 23 n = 17
3 years post r = .80
p = .0001
n = 19