Table 3

Logistic regression analysis of four-wheeled vehicle drivers among migrant workers and the control group in Guangzhou from 2017 to 2021

Variable		Migrant worker			Control group
Variable		N	P value	OR	N	P value	OR
Region	Central urban	1318	Baseline		1080	Baseline
	Outer urban	8322	0.070	1.279	2329	0.041	1.454
	Highway	925	0.001	1.629	412	<0.0001	2.230
Genden	Male	10 033	Baseline		3555	Baseline
Genden	Female	532	0.351	/	266	0.390	/
Determination of responsibility	Full/Primary	4283	Baseline		1544	Baseline
	Equal	1777	0.005	0.695	610	0.066	0.635
	Secondary or none	4424	<0.0001	0.430	1629	0.015	0.541
	Unknown	81	0.322	1.603	38	0.619	1.524
Time	Day	4558	Baseline		1663	Baseline
	Nightfall or dawn	295	0.532	/	86	0.399	/
	Night-time	5712	0.418	/	2072	0.431	/
Age group	20–39	6645	Baseline		2178	Baseline
	40–59	3788	0.039	0.641	1573	0.375	/
	>60	72	1.467	0.000	48	0.021	/
	0–19	60	0.579	0.273	22	0.753	/
Crash object	Motorcyclist or electric cyclist	4404	Baseline		1295	Baseline
	Pedestrian	1406	0.455	0.740	641	0.616	0.710
	Pedal cyclist	649	0.932	0.959	300	0.921	0.924
	Four-wheeled vehicle occupant	4004	<0.0001	45.754	1540	<0.0001	42.108
	Others of unknown	102	<0.0001	30.620	45	<0.0001	34.251
Illegal behaviour	None	2023	Baseline		853	Baseline
	Other unsafe driver behaviour	3581	0.001	1.722	1395	0.006	2.153
	Drunk driving only	823	0.024	0.647	381	0.101	0.565
	Motor vehicle not meeting national standards	753	0.076	1.379	187	0.400	1.348
	Not following rules to yield to pedestrians or vehicles that have priority	706	0.847	1.056	195	0.037	2.886
	Speeding	597	<0.0001	2.504	179	0.002	3.000
	Driving in the opposite direction, illegal lane changes, reverse, overtaking, using lights	488	0.299	0.753	142	0.194	0.471
	Not following within a safe distance	472	<0.0001	4.159	161	<0.0001	5.098
	Illegal parking	281	0.854	0.938	69	0.581	1.422
	Driving without a licence only	141	0.591	1.203	44	0.770	1.272
	Not following traffic signs	198	0.058	1.912	46	0.036	3.516
	Staying in place without taking safety measures after a collision	108	<0.0001	4.632	44	<0.0001	4.291
	Overloading	155	0.020	1.945	37	0.700	1.284
	Not following traffic signals	115	0.745	0.811	40	0.998	0.000
	Dangerous driving behaviour	72	0.265	1.542	24	0.854	1.156
	Driving without a licence and drunk driving	52	0.504	0.754	24	0.314	0.341
	Total	10 565			3821

N, number; OR, odd ratio.