treatment rep pre_y post_y fu_y pre_z post_z fu_z
   A        1  3  13  9  0  0  9
   A        2  0  14 10  6  6  3
   A        3  4   6 17  8  2  6
   A        4  7   7 13  7  6  4
   A        5  3  12 11  6 12  6
   A        6 10  14  8 13  3  8
   B        1  9  11 17  8 11 27
   B        2  4  16 13  9  3 26
   B        3  8  10  9 12  0 18
   B        4  5   9 13  3  0 14
   B        5  0  15 11  3  0 25
   B        6  4  11 14  4  2  9
   Control  1 10  12 15  4  3  7
   Control  2  2   8 12  8  7 20
   Control  3  4   9 10  2  0 10
   Control  4 10   8  8  5  8 14
   Control  5 11  11 11  1  0 11
   Control  6  1  5  15  8  9 10