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. Author manuscript; available in PMC: 2009 Aug 1.
Published in final edited form as: Epilepsy Behav. 2008 Jun 2;13(2):290–294. doi: 10.1016/j.yebeh.2008.04.012

TABLE 1.

Summary of the Cosinor analysis of the daily rhythms of seizure behavior in adult Aldh5a1−/−and WT mice

Variable Group N Light phase Dark phase Mesor Amplitude Phase Period (h) R2
MV WT 8 9.08 ± 2.14 11.17 ± 3.19 10.13 ± 2.65 5.67 ± 2.01 −5.08 (1855) 24.55 ± 0.78 0.43
−/− 6 24.42 ± 2.55b 30.86 ± 2.06*,b 27.23 ± 1.17b 10.42 ± 1.65b −4.16 (1950) 25.26 ± 0.28 0.76b
JFP WT 0.25 ± 0.02 0.57 ± 0.12* 0.44 ± 0.071 0.17 ± 0.07 −2.16 (2150) 24.88 ± 0.33 0.16
−/− 2.07 ± 1.06a 3.89 ± 1.47b 2.99 ± 0.22b 2.04 ± 0.31b −4.28 (1943) 24.74 ± 0.19 0.72b
Seizures −/− 0.25 ± 0.05 0.42 ± 0.03 0.32 ± 0.06 0.24 ± 0.08 −3.86 (2008) 25.53 ± 1.02 0.73

Note. Data are expressed as means ± SEM. Phase data are expressed as hours before (−) subjective midnight with the clock time in parentheses. MV, movement velocity; JFP, jumps above the floor plane; WT, wild type. R2 = coefficient of determination.

a

P < 0.05.

b

P < 0.01 for between-group comparisons of rhythm parameters (ANOVA).

*

P < 0.05 for within-group comparisons of dark/light phase MV and JFP (two-tailed, paired sample t test).