Comparison of depression risk and depression-related ambulatory care utilization in sarcopenia patients with and without Chinese herbal medicine

Table 4 Comparison of frequency and costs of following depression-related ambulatory care between two groups from the index date to the end of follow-up

	CHMs group	Non-CHMs group	P value
1 year after depression
Total visits of ambulatory care	2010	2730	< 0.001
Mean costs for per ambulatory care	72.44	102.93	0.001
1-3 years after depression
Total visits of ambulatory care	2899	5819	< 0.001
Mean costs for per ambulatory care	71.85	129.15	< 0.001
3 years or more after depression
Total visits of ambulatory care	2687	7813	< 0.001
Mean costs for per ambulatory care	60.99	157.62	< 0.001

Costs were transformed into United States dollars according to the exchange rate of 2013. CHMs: Chinese herbal medicines.