Subway Surveillance Video Gives Clues to Suicidal Conduct
THURSDAY, Dec. 15, 2016 (HealthDay Information) -- Actual-time video surveillance might assist determine folks prone to suicide makes an attempt in subway stations, Canadian researchers report.
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They reviewed closed circuit TV footage of 66 earlier suicide makes an attempt at a subway station in Montreal. They concluded that 24 p.c of these makes an attempt might have been recognized and probably prevented by folks monitoring dwell video for sure forms of behaviors.
In accordance with the researchers, two or extra of the next behaviors appeared to point a suicide threat:
- Leaving objects on the platform.
- Incessantly trying down the tunnel.
- Standing for lengthy durations on the yellow line.
- Frequently strolling on the yellow line.
- Trying bodily agitated.
- Staring on the tracks or the tunnel for lengthy durations of time.
- Seeming depressed.
The examine was revealed Dec. 14 within the journal BMC Public Well being.
"A number of of those behaviors have the potential to be detected routinely utilizing pc expertise so our examine gives floor work for analysis to develop novel methods to stop suicide makes an attempt at metro stations," lead creator Brian Mishara mentioned in a journal information launch.
Mishara is director of the Middle for Analysis and Intervention on Suicide and Euthanasia on the College of Quebec in Montreal.
A lot of the behaviors had been straightforward to identify. However others -- resembling intoxication, bodily agitation, anxiousness and melancholy -- had been more durable to detect, the researchers famous.
"Figuring out these behaviors was troublesome not simply due to the difficulty with interpretation of sure behaviors but additionally due to the emotional problem from watching the [surveillance] footage," Mishara mentioned.
In barely greater than one-third of the makes an attempt, different folks within the station tried to avoid wasting the individual.
The researchers mentioned that in about three-quarters of the suicide makes an attempt, there have been clear indications that the individual may be altering their thoughts. These indicators included hesitation, making an attempt to guard themselves from the prepare or making an attempt to cease their soar after it was too late.
-- Robert Preidt
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SOURCE:BMC Public Well being, information launch, Dec. 14, 2016
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