A Prognostic Model for Newly Operated Highway Bridges Based on Censored Data and Survival Analysis

Table 6

Mean and median survival analysis times for BDCI.

	Mean				Median
SBCI	Estimate	Std. error	LB	UB	Estimate	Std. error	LB	UB
1	12.83	0.00	12.83	12.83	12.83	—	—	—
2	9.13	0.41	8.33	9.94	9.60	0.75	8.13	11.06
3	6.43	0.62	5.22	7.64	5.05	0.42	4.23	5.87
4	3.33	0.40	2.54	4.13	2.93	—	—	—
Total	8.31	0.35	7.63	8.99	7.68	0.97	5.78	9.58