Table 2 Summary statistics about explanatory variables

From: Out-of-pocket payments and catastrophic expenditures due to traffic injuries in Ouagadougou, Burkina Faso

	Freq.	Percent
Gravity score
1	373	29.30
2	471	37.00
3	284	22.31
4	135	10.60
5	8	0.63
6	2	0.16
Total	1273	100
Number of lesions
0	45	3.40
1	394	29.78
2	362	27.36
3	245	18.52
4	142	10.73
5	57	4.31
6	39	2.95
7	20	1.51
8	10	0.76
9	5	0.38
10	2	0.15
37	1	0.08
50	1	0.08
Total	1323	100
Hospitalized	216	16.33
Transferred	216	16.33
Intervention	127	9.60
Polytraumatized	470	35.53
Localization
Head	131	9.90
Face	321	24.26
Lower members	735	55.56
Upper members	463	35.00
Abdomen	27	2.04
Thorax	33	2.49
Spine	2	0.15
Neck	5	0.38
Open fracture	419	31.67
Closed fracture	127	9.60
Hematoma	74	5.59
Open wound	418	31.59
Superficial lesions	758	57.29

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