Table 3.

Liaison psychiatry service referrals from wards and emergency departments in North Central London (January–September 2019 and 2020).

	Ward			Emergency department			Sector emergency department activity			Proportion of sector Emergency Department activity referred to liaison psychiatry services
	2019	2020	Δ	2019	2020	Δ	2019	2020	Δ	2019	2020	Δ
January	377	332	−11.9%	1150	1169	1.7%	51,886	53,635	3.4%	2.2%	2.2%	−1.7%
February	298	181	−39.3%	950	958	0.8%	49,056	48,815	−0.5%	1.9%	2.0%	1.3%
March	309	161	−47.9%	951	640	−32.7%	52,792	37,584	−28.8%	1.8%	1.7%	−5.5%
April	339	188	−44.5%	1222	484	−60.4%	50,039	23,660	−52.7%	2.4%	2.0%	−16.2%
May	280	334	19.3%	1036	996	−3.9%	51,348	29,545	−42.5%	2.0%	3.4%	67.1%
June	234	299	27.8%	1026	844	−17.7%	50,446	33,661	−33.3%	2.0%	2.5%	23.3%
July	306	268	−12.4%	997	1096	9.9%	53,367	36,906	−30.8%	1.9%	3.0%	59.0%
August	334	246	−26.3%	1207	943	−21.9%	48,890	39,184	−19.9%	2.5%	2.4%	−2.5%
September	260	273	5.0%	989	835	−15.6%	49,746	40,913	−17.8%	2.0%	2.0%	2.7%
Total	2737	2282	−16.6%	9528	7965	−16.4%	457,570	343,903	−24.8%	2.1%	2.3%	11.2%

Legend: Δ = percentage change.