Table 4: Statistical analysis comparing the total number of breaks in each treatment between the different groups.

Treatments Groups value of the Kruskal-Wallis test
PatientsParentsControl group

Spontaneousaa, bb0.007
Bleomycin (6 μg/mL)abb0.001
Radiation (3 Gy)abb0.001

Treatments with at least one letter in common exhibit similar number of breaks ( ).