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Table 1 Properties modelled by the road traffic injuries model

From: Estimating the health burden of road traffic injuries in Malawi using an individual-based model

Properties modelled

Property name

Description

rt_road_traffic_inc

Whether this person has been injured in a road traffic crash

rt_date_inj

The date which this person was injured in a road accident

rt_date_death_no_med

The date which this person’s mortality is determined if they haven’t sought care, assumed to be a week after their accident

rt_diagnosed

Whether this person has sought care at a hospital and can progress further into the health system

rt_med_int

Whether this person is receiving care for their injuries

rt_in_icu_or_hdu

Whether this person is in an intensive care or high dependency unit

rt_date_to_remove_daly

The dates in which each of this person’s injuries will heal and the DALY weight associated with each injury can be removed

rt_in_shock

Whether this person is in shock as a result of their injuries

rt_polytrauma

Whether this person has two injuries in distinct body regions with an AIS score of 3 or greater

rt_perm_disability

Whether this person is permanently disabled as a result of their injuries

rt_recovery_no_med

Whether this person’s injuries healed without the use of the health system

rt_injury_1, rt_injury_2, rt_injury_3, rt_injury_4, rt_injury_5, rt_injury_6, rt_injury_7, rt_injury_8,

The injuries this person received from their road accident, with the above injuries being stored as codes in these properties

rt_injury_severity

The severity status of this person’s injuries, none, mild or severe

rt_ISS_score

The injury severity score of this person

rt_MAIS_military_score

The maximum military abbreviated injury score associated with this person’s injuries

rt_disability

The DALY weight associated with this person’s injuries, capped between 0 and 1

rt_debugging_DALY_wt

The true DALY weight associated with this person’s injuries, uncapped

rt_injuries_to_cast

Injuries of this person determined to be treated by fracture cast or sling

rt_injuries_for_minor_surgery

Injuries of this person determined to be treated with a minor surgery

rt_injuries_for_minor_surgery

Injuries of this person determined to be treated with a major surgery

rt_injuries_for_open_fracture_treatment

Injuries of this person determined to be treated with an open fracture treatment plan

rt_injuries_to_heal_with_time

Injuries which will heal over time without specific interventions

rt_injuries_left_untreated

The person’s injuries that have been left untreated

rt_imm_death

Whether this person died on the scene of the crash or not

rt_death_no_med

Whether this person died without seeking medical care

rt_post_med_death

Whether this person died from their injuries despite medical intervention

rt_unavilable_med_death

Whether this person died after seeking medical care due to the unavailability of certain treatments

rt_death_from_shock

Whether this person died from shock

  1. These properties were used to keep track of road traffic injuries in the population, the health system usage and health outcomes