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. 2013 Aug 22;15(1):170–181. doi: 10.1093/biostatistics/kxt027

Table 3.

Percent of total observations re-weighted by the simulation scenario (i.e. number of covariates) and the degree of NL

Scenario 1
Scenario 2
Quantile Method No NL (%) Mild NL (%) Severe NL (%) No NL (%) Mild NL (%) Severe NL (%)
0.25 Portnoy 26.8 30.1 29.1 21.3 28.9 31.1
TW 31.2 32.8 29.5 32.3 33.3 30.8
0.5 Portnoy 18.3 20.2 16.9 17.5 20.7 19.2
TW 19.5 21.0 17.0 21.2 21.9 19.2

The marginal censoring for all simulation scenarios was 45% and 25% for Inline graphic and Inline graphic, respectively.