Table 2.

Predictive accuracy between groups

Group		n	Mean accuracy*	95% CI		p value
				Lower	Upper
Sex	Male	75	−1.84	−0.46	1.63
	Female	25	−2.43	−0.46	1.63
						0.27
Level of training	Medical student	17	−2.29	−3.39	−1.19
	Resident	25	−1.51	−2.39	−0.62
	Attending	58	−2.11	−2.71	−1.50
						0.46
Place of work	Community	24	−2.43	−3.31	−1.54
	Academic centre	56	−1.76	−2.39	−1.14
	Not working	18	−2.16	−3.22	−1.10
						0.48
Residency program	Urology	50	−1.88	−2.52	−1.25
	Family medicine	14	−2.48	−3.79	−1.17
	Internal medicine	15	−1.05	−2.23	0.14
						0.24

^*Values represent the difference between the predicted life expectancy and the actual life expectancy, with negative values representing underestimated life expectancies. CI: confidence interval.