Table 2.

Hu value in controls.

Level	HU value
T-1	268.38 ± 49.56
T-2	251.26 ± 39.42
T-3	230.34 ± 30.90
T-4	231.22 ± 34.25
T-5	236.75 ± 36.98
T-6	229.96 ± 38.66
T-7	237.41 ± 41.41
T-8	235.27 ± 35.56
T-9	243.38 ± 46.11
T-10	241.31 ± 39.01
T-11	237.59 ± 36.24
T-12	237.50 ± 36.36
Average	240.03 ± 39.77