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. Author manuscript; available in PMC: 2012 Oct 1.
Published in final edited form as: Epilepsy Behav. 2011 Aug 17;22(2):336–341. doi: 10.1016/j.yebeh.2011.07.014

Table 2.

Services by IQ level in cases and in controls

Cases Controls
IQ N N (%) w/services N N (%) w/services
80–89 20 16 (80.0%) 10 3 (30.0%)
90–99 39 23 (59.0%) 28 9 (32.1%)
100–109 31 13 (41.9%) 51 11 (21.6%)
110–119 31 7 (22.6%) 24 1 (4.2%)
≥120 21 5 (23.8%) 29 1 (3.5%)
P<0.0001 (trend) P<0.0001 (trend)