Intake of Nutritional Supplements among People Exercising in Gyms in Beirut City

Table 1

Sociodemographic and lifestyle characteristics of all participants and of users of nutritional supplements. No missing data.

	Percentage of total population (𝑛=512)	Percentage of supplement users (𝑛=186)	P
Gender
Male	60.9	72.0	<0.001
Female	39.1	28.0
Age group (years)
20–30	63.7	64.0	0.936
30–40	26.6	26.9
40–50	9.8	9.1
Education
Brevet	10.2	9.1	0.615
Lebanese Bachelor	13.7	10.8
Technical degree	5.5	6.5
Bachelor	56.8	59.1
Masters or above	12.3	12.4
Others	1.6	2.2
Alcohol intake
No	65.6	60.8	0.080
Yes	34.4	39.2
Smoking status
No	61.7	59.1	0.500
Current	31.3	34.4
Former	7.0	6.5
Disease history
No	92.8	90.3	0.106
Yes	7.2	9.7
Total time of exercise
<1 month	3.9	1.6	0.005
1–6 months	11.5	10.2
7 months–1 year	9.2	4.8
>1 year	75.4	83.3
Frequency of exercise
<3 times/week	16.8	14.0	0.099
3–5 times/week	64.1	62.4
>5 times/week	19.1	23.7
Total time of daily exercise
<1 hour/day	18.0	16.7	0.673
1-2 hours/day	68.6	71.0
>2 hours/day	13.5	12.4