Table 2.

Performance of survival prediction using predicted IDH mutation probability evaluated among patients with grade 2 gliomas.

	Without WSI predicted IDH mutation probability	With WSI predicted IDH mutation probability	Difference
None	–	0.727 [0.593, 0.834]	–
Age	0.746 [0.625, 0.838]	0.767 [0.646, 0.862]	0.021 [− 0.069, 0.091]
Gender	0.509 [0.344, 0.629]	0.704 [0.561, 0.823]	0.195 [0.041, 0.367]*
Race	0.520 [0.445, 0.554]	0.719 [0.585, 0.831]	0.199 [0.075, 0.322]*
Primary diagnosis	0.573 [0.433, 0.707]	0.700 [0.554, 0.818]	0.127 [0.001, 0.236]*
WSI risk score	0.715 [0.573, 0.831]	0.723 [0.574, 0.839]	0.008 [− 0.114, 0.081]
Age + WSI risk score	0.766 [0.646, 0.866]	0.771 [0.647, 0.867]	0.005 [− 0.083, 0.062]

95% confidence intervals were derived from 10,000 bootstrapping replications. Bold texts indicate the best performance for each column. * Indicates statistically significant difference (p < 0.05).