Table 4. Comparison of medical resource utilization between different age groups^*.

Variables	Non-aged group (n=158)		Aged group (n=158)		P value
	Mean±SD	Median[IQR]	Mean±SD	Median[IQR]
LOS before PAC	11.9±6.8	8[5-12]	11.4±6.9	7 [5-11]	0.543
LOS in PAC	29.0±16.7	21[19-42]	26.7±16.0	21 [18-39]	0.225
Cost in PAC	3,052.9±1,645.3	2,234.1 [2,047.3-4,182.3]	2,826.5±1,477.1	2,213.1 [2,015.4-3,821.0]	0.199

LOS, length of stay; PAC, post-acute care; SD, standard deviation; IQR, interquartile range.

^*Non-aged group is age younger than 65 years; aged group is age at least 65 years.