Effectiveness of a multidimensional intervention program in improving occupational musculoskeletal disorders among intensive care unit nurses: a cluster-controlled trial with follow-up at 3 and 6 months

Table 1 Demographic characteristics of intensive care unit nurses participating in this study (N = 190)

Variable	Control group	Intervention group	p-value
Variable	Mean ± SD^a or n (%)	Mean ± SD^a or n (%)	p-value
Age	28.83 ± 4.25	28.86 ± 4.13	0.956
Sex
Male	19	18	0.333
Female	70	83	0.333
BMI^b
< 18.5	14	16	0.901
18.5–23.9	58	65
24.0–27.9	15	19
≥ 28	2	1
Marital Status
Single	36	43	0.771
Married	53	58	0.771
ICU^c employment
1–2 years	10	14	0.191
3–5 years	32	26
5–10 years	28	43
> 10 years	19	18
Job title
Nurse	31	28	0.314
Senior nurse	39	47
Supervisor nurse	19	26
Education
Junior college^d	4	17	0.008
Bachelor	71	73
Master/Doctoral	4	11

^aSD Standard deviation
^bBMI Body Mass Index
^cICU Intensive care unit
^dJunior college refers to full-time nurse training in a vocational and technical school

ISSN: 1472-6955