Ambulance use is not associated with patient acuity after road traffic collisions: a cross-sectional study from Addis Ababa, Ethiopia

Table 1 Characteristics of patients presenting after RTC to AaBET Hospital, Addis Ababa

Characteristic	Total (n = 662)
Patient sex, n (%)^a
Female	224 (33.8)
Male	438 (66.2)
Patient age, n (%)^a
< 13	31 (4.8)
13–24	214 (32.9)
25–40	252 (38.8)
> 40	153 (23.5)
Patient origin, n (%)^a
Addis Ababa	259 (39.4)
Outside Addis	398 (60.6)
Date of Arrival, n (%)^a
Weekday	467 (72.4)
Weekend	178 (27.6)
Triage Acuity, n (%)^a,b,c
Low acuity	289 (44.7)
Moderate acuity	273 (42.2)
High acuity	85 (13.1)
Referral status/source, n (%)^a
Not referred (from scene)	211 (34.1)
Referred from government hospital	263 (42.5)
Referred from health center	126 (20.3)
Referred from private institution	19 (3.1)
Ref. communication, n (%)^a,d
Yes (before arrival)	224 (57.7)
No	164 (42.3)
Mode of arrival^a
Ambulance	366 (59.0)
Taxi or private car	234 (37.7)
Walking or being carried	20 (3.2)

^aPercent of non-missing data reported. Missing data per variable as follows: sex (n = 0/662; 0%), age (n = 12/662; 1.8%), patient origin (5/662; 0.8%), date of arrival (17/662; 2.6%), triage acuity (15/662; 2.3%), referral status/source (43/662; 6.5%), referral communication (20/408; 4.9%), mode of arrival (42/662; 6.3%)
^bSouth Africa Triage Scale acuity designations
^cHigh acuity includes very urgent (58/647; 9.0%), Emergent (25/647; 3.8%) and Dead on arrival (2/647; 0.3%). Dead on arrival grouped within very urgent or emergent due to presumed scene/pre-hospital acuity
^dSubset of referred patients only

ISSN: 1471-227X