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. Author manuscript; available in PMC: 2011 Apr 1.
Published in final edited form as: Neurogastroenterol Motil. 2009 Dec 18;22(4):415–e95. doi: 10.1111/j.1365-2982.2009.01441.x

Table 2.

Short-term intra-subject variation across groups

All IBS-C IBS-D
CF6h, % Mean ± SEM 44.8 ± 5.8 44.8 ± 5.8 -
Difference ± SD −17.5 ± 42.8 −17.5 ± 42.8 -
N 4 4 0
COV 96 96 -
GC24h Mean ± SEM 2.08 ± 0.12 1.81 ± 0.09 2.91 ± 0.25
Difference ± SD −0.08 ± 0.65 −0.07 ± 0.0.64 −0.12 ± 0.71
N 37 28 9
COV 31 35 24
GC48h Mean ± SEM 3.09 ± 0.17 2.68 ± 0.14 4.40 ± 0.20
Difference ± SD −0.14 ± 0.83 −0.26 ± 0.86 0.25 ± 0.61
N 38 29 9
COV 27 32 14

CF, colonic filling. GC, geometric center. COV, coefficient of variation.