Table 1: Frequencies and percentages for psychiatric ED presentations for the 12-hour model.

Characteristic12 hr full-moon period ( )All other times ( )
n M (SD) Percentn M (SD) Percent

Age 36.18 (18.91)36.06 (18.98)
Gender
 Male9757.1528954.0
 Female7342.9450746.0
Marital status
 Married2112.5144715.0
 Single10059.5595161.7
 Divorced137.76136.4
 Separated63.65135.3
 Widowed63.63603.7
 Common-law2213.17677.9
Primary diagnosis
 Dementia, delirium, and cognitive disorders31.82012.1
 Substance-related disorders7544.1384839.3
 Schizophrenia and psychotic disorders116.55635.7
 Mood disorders17109619.8
 Adjustment disorders1810.67727.9
 Anxiety disorders2917.1246425.2
 Somatoform and dissociative disorders31.82302.3
 Eating disorders00420.4
 Personality disorders31.81151.2
 Childhood disorders31.82953
 Others84.73053.1
Arrival mode
 Ground ambulance5934.7338734.6
 Others10.6280.3
 Police127.16436.6
 Walk-in9857.6571958.4
Triage code
 Emergent2816.59369.6
 Less urgent5532.4302730.9
 Nonurgent63.54444.5
 Resuscitation10.6330.3
 Unavailable00.010
 Urgent8047.1535654.7