Table 8.

Univariate Cox regression for variables impacting the recovery probability from G2 alopecia.

Variable	p-value	HR	95% CI
Age > 14 y	0.017	0.27	0.09–0.80
D0.1 cc > 47.6 Gy	0.001	0.40	0.23–0.69
Dmean > 10.1 Gy	0.003	0.43	0.24–0.75
V30Gy > 11.4 cc	0.0001	0.39	0.22–0.67
V35Gy > 9.3 cc	0.0001	0.33	0.19–0.57
V40Gy > 5.4 cc	0.0001	0.35	0.20–0.63
V43Gy > 2.2 cc	0.0001	0.36	0.21–0.64

D_{0.1 cc}, Dose to 0.1 cc of the scalp volume;V_xGy, percentage of the scalp volume receiving ≥ x Gy; HR, Hazard Ratio; CI, Confidence interval. Bold text indicates statistical significance.