Group

March

April

May

June

Control

17.400 ± 2.011

21.000 ± 2.261

23.750 ± 1.799

30.370 ± 3.745

Experimental

16.200 ± 1.476

19.500 ± 1.269

23.330 ± 2.142

31.290 ± 3.503