Comparison of statistical and machine learning models for healthcare cost data: a simulation study motivated by Oncology Care Model (OCM) data

Table 2 Summary statistics for actual expenses from OCM data at Mount Sinai (N = 4205) and simulated distributions

	Mean	Median	90th percentile	Skewness	Kurtosis
OCM data	$27,329	$20,552	$61,885	1.0	0.6
Gamma	$27,023	$19,378	$59,058	1.5	2.3
Weibull	$28,488	$20,498	$63,108	1.5	2.4
Heteroscedastic log-normal	$28,653	$19,700	$62,159	2.8	21.5
Heavy tail	$39,368	$18,844	$91,454	5.7	53.2

ISSN: 1472-6963