Long-Term Prevalence and Risk Factors of Musculoskeletal Disorders among the Schoolteachers in Hail, Saudi Arabia: A Cross-Sectional Study

Table 1

Demographic characteristics of the sample ().

Characteristics	Categories		%	Characteristics	Categories		%
Gender	Male	145	57.8	Smoking habit	Nonsmokers	196	78.1
	Female	106	42.2		Smokers	55	21.9
Age (years)	26–30	30	12.0	Number of sleeping hours per day	2–4	10	4.0
	31–35	23	9.2		5–6	79	31.5
	36–40	59	23.5		7–8	133	53.0
	41–45	61	24.3		9–10	26	10.4
	46–50	50	19.9		11–12	1	0.4
	>50	28	11.2		>12	2	0.8
Number of working hours per day	2–4	15	6.0	Length of job experience (years)	1–5	22	8.8
	5–6	95	37.8		6–10	43	17.1
	7–8	120	47.8		11–15	51	20.3
	9–10	14	5.6		16–20	44	17.5
	>10	7	2.8		>20	91	36.3
Marital status	Never married	28	11.2
	Married	215	85.7
	Widowed	6	2.4
	Divorced	2	0.8