Table 1.

Summary of the characteristics of the study respondents (N = 656).

Variable	Category	Number	Percentage (%)
Age	≤ 20 years	21	3.20
	21–30 years	275	41.92
	31–40 years	194	29.57
	41–50 years	119	18.14
	51–60 years	44	6.71
	> 60 years	3	0.46
Sex	Male	288	43.90
	Female	368	56.10
Educational level	School	59	8.99
	University	597	91.01
Healthcare work	Yes	190	28.96
	No	466	71.04
Relationship status1	Alone	344	52.44
	In a relation	312	47.56
Monthly income	≤ 50,000 DZD2	462	70.43
	> 50,000 DZD	194	29.57
Living area	Rural	119	18.14
	Urban	537	81.86
History of chronic disease3	Yes	128	19.51
	No	528	80.49
History of receiving flu vaccine	Yes No	114 542	17.38 82.62

¹Relationship status: Alone includes single, divorced, separated or widow/widower, while a relation includes married or engaged.

²DZD: Algerian dinar.

³History of chronic disease includes diabetes mellites, hypertension, chronic respiratory disease, cardiovascular disease, renal disease among other chronic medical conditions.