Table II.

Subgroups of psychiatric diagnoses (ICPC-2 P-diagnoses) at the casualty clinic (n = 265) and the rGP surgeries (n = 5 799).¹

	Casualty clinic		rGP surgeries
Diagnostic subgroups	n	%	n	%	RR	p-value
Substance abuse	62	23.4	627	11.6	2.0	< 0.001
Depression	55	20.8	1759	32.5	0.6	< 0.001
Anxiety	42	15.8	704	13.0	1.2	0.18
Acute stress reaction	29	10.9	446	8.2	1.3	0.12
Unspecified P-diagnoses	29	10.9	735	13.6	0.8	0.22
Psychosis	21	7.9	169	3.1	2.5	< 0.001
Sleep disturbance	12	4.5	314	5.8	0.8	0.39
Suicidal behaviour	8	3.0	2	0.0	81.8	< 0.001
Memory disturbance	5	2.0	243	4.5	0.4	0.04
Others	2	0.8	417	7.7	0.1	< 0.001
Total	265	100	5416	100

Note: ¹Relative risk (RR) denotes the ratio of percentage diagnosis at the casualty clinic to rGP surgeries. Pearson's chi-squared test was used for statistical analysis of each subgroup.