Table 4.

Left-truncation ignored, right-censoring considered

N	E(n)	$E(n_{\mathit{LT}})$	$E(n_{\mathit{LC}})$	$\mathrm{BIAS}(a_{\mathit{HI}})$	$\mathrm{rBIAS}(a_{\mathit{HI}})$
Left-censoring ignored
100	34.05	41.80	24.15	$-$ 0.01905	$-$ 66.69
250	85.30	104.43	60.27	$-$ 0.01911	$-$ 66.90
1000	340.90	417.78	241.32	$-$ 0.01913	$-$ 66.94
Left-censoring considered
100	58.29	41.71	24.11	0.000369	1.29
250	145.47	104.53	60.27	0.000166	0.58
1000	582.30	417.70	241.19	0.000055	0.19