Classification of the height and flexibility of the medial longitudinal arch of the foot

Table 1 Demographic characteristics

Variable	Mean	SD	95% CI	Range
Age (years)	39	11.7	37 to 40	18 to 64
BMI kg/m²	27.3	4.7	26.7 to 27.9	18.2 to 44.0
Sex*	198 m/56 f	N/A	N/A	N/A
Previous injuries during the last 12 months (yes/no)*	40/214	N/A	N/A	N/A
Standing work (years)	19	11.8	17.6 to 20.5	1 to 50
Standing work today (min)	259	114	244 to 273	0 to 720
Foot size (cm)	26.3	1.7	26.1 to 26.4	22 to 30.3

Demographic characteristics of the participants (n = 254). SD: standard deviation; 95% CI: 95% confidence intervals; cm: centimetre; min: minutes; * proportion presented. Standing work years represents the total number of years performing standing work. Standing work today represents the number of hours worked at the time of measurement. N/A = not available

ISSN: 1757-1146