Table 2:
Statistical analysis comparing the frequency of breaks of different treatments for each group.
Groups
Treatments
value of the Friedman test
Spontaneous
Bleomycin (6
μ
g/mL)
Radiation (3 Gy)
Patients
a
a, b
b
0.006
Parents
a
b
b
0.001
Control group
a
b
b
0.000
Treatments with at least one letter in common exhibit similar frequency of breaks (
).