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Table 2 Information and measurements recorded for the phone line

From: Determining the feasibility for an overdose prevention line to support substance users who use alone

Measurement indicator

Purpose

Phone call ID using first two initials of first name, first two initials of last name, and last two digits of year of birth

To identify unique callers

Location of call

To determine where to send EMS responses

Time of phone call

To determine when call volumes were highest

Purpose of phone call

To determine if the calls were for substance use or other reasons such as learning about the line

Self-reported substances used

To determine which substances were most used during for the line and its potential impact on how quickly someone may overdose

Self-reported route of use

To determine the potential impact of how quickly someone may overdose

Self-reported quantity of substance used

To determine the potential impact of how quickly someone may overdose