Table 2.

Descriptive statistics stratified into no pain or single-site pain and multi-site pain

	Total		No pain or single-site pain		Multi-site pain
	N = 4114	Colum %	N = 2386	Row %	N = 1728	Row %
Gender
Men	3028	73.6	1805	59.6	1223	40.4
Women	1063	25.8	571	53.7	492	46.3
Missing	23	0.6	10		13
Age group (years)
20–24	32	0.8	14	43.8	18	56.3
25–29	817	19.9	470	57.5	347	42.5
30–34	1204	29.3	695	57.7	509	42.3
35–39	825	20.1	480	58.2	345	41.8
40–44	521	12.7	287	55.1	234	44.9
45–49	243	5.9	143	58.8	100	41.2
50+	449	10.9	279	62.1	170	37.9
Missing	23	0.6	18		5
Physical exercise/week
< 2 h	1240	30.1	693	55.9	547	44.1
> 2 h	2872	69.8	1693	58.9	1179	41.1
Missing	2	0.0			2
Duty belt
No discomfort	2839	69.0	2018	71.1	821	28.9
Discomfort	1215	29.5	325	26.7	890	73.3
Missing	60	1.5	43		17
Body armour
No discomfort	3472	84.4	2198	63.3	1274	36.7
Discomfort	584	14.2	159	27.2	425	72.8
Missing	58	1.4	29		29
Exposure to physical workload factors
Low	3090	75.1	1935	62.6	1155	37.4
Medium	882	21.4	370	42.0	512	58.0
High	47	1.1	11	23.4	36	76.6
Missing	95	2.3	70		25
Job demands
Low	2153	52.3	1407	65.4	746	34.6
High	1894	46.0	934	49.3	960	50.7
Missing	67	1.6	45		22
Job control
Low	2980	72.4	1656	55.6	1324	44.4
High	1056	25.7	677	64.1	379	35.9
Missing	78	1.9	53		25
Social support
Low	457	11.1	222	48.6	235	51.4
High	3545	86.2	2096	59.1	1449	40.9
Missing	112	2.7	68		44
Sitting in vehicle % of shift
Not at all	11	0.3	6	54.5	5	45.5
< 25%	379	9.2	237	62.5	142	37.5
25–50%	1650	40.1	994	60.2	656	39.8
50–75%	1715	41.7	968	56.4	747	43.6
> 75%	348	8.5	174	50.0	174	50.0
Missing	11	0.3	7		4

Row% = sum of no pain or single-site pain + multi-site pain