Table 1.

Average RMSE of 100 simulations using the in vivo myocardial infarction dataset for KNN-TN, KNN-CR and KNN-EU

MNAR/MAR	Sample size	Group	KNN-TN	KNN-CR	KNN-EU
6%/3%	25	Cases	0.613 (0.072)	0.619 (0.071)	0.786 (0.075)
	25	Controls	0.436 (0.054)	0.441 (0.054)	0.607 (0.047)
	50	Cases	0.597 (0.045)	0.602 (0.046)	0.776 (0.048)
	50	Controls	0.415 (0.032)	0.420 (0.031)	0.600 (0.028)
10%/5%	25	Cases	0.632 (0.099)	0.637 (0.101)	0.810 (0.087)
	25	Controls	0.416 (0.052)	0.419 (0.050)	0.555 (0.044)
	50	Cases	0.607 (0.073)	0.610 (0.073)	0.809 (0.069)
	50	Controls	0.409 (0.034)	0.412 (0.034)	0.556 (0.029)
20%/10%	25	Cases	0.610 (0.108)	0.612 (0.107)	0..701 (0.091)
	25	Controls	0.381 (0.059)	0.389 (0.058)	0.498 (0.048)
	50	Cases	0.586 (0.083)	0.586 (0.081)	0.699 (0.071)
	50	Controls	0.370 (0.053)	0.381 (0.053)	0.499 (0.041)

Total missing was considered at 9%, 15% and 30%, and within each missing, MNAR was greater than MAR