Dataset: dog_zylkene.dat

Source: C. Beata, E. Beaumont-Graff, C. Diaz, M. Marion, N. Massal,
N. Marlois, G. Muller, C. Lefranc (2007). "Effects of Alpha-Casozepine (Zylkene) versus Selegiline
Hydrochloride (Selgian, Anipryl) on Anxiety Disorders in Dogs," Journal of Veterinary Behavior, Vol. 2, 175-183

Description: Repeated measures at 5 time points of emotional distress
(low scores are better) 
of dogs receining zylkene (trt=1) or selgian anipryl (trt=0).

Variables/Columns
dog id  7-8
period 1 eded   15-16
period 2 eded   23-24
period 3 eded   31-32
period 4 eded   39-40
period 5 eded   47-48
improvement indicator   56
treatment     64