Table 1.

Methadone levels in prescribed and non-prescribed cases.

	Median post-mortem blood concentration of detected methadone (mg/l)
Year	2016	2017	2018	2019	2020
Prescribed	0.77	0.51	0.78	0.67	0.88
Non-prescribed	0.50	0.60	0.54	0.38	0.42