Table 1.

Characteristics of the study population, Hajj pilgrims 2014-2017 (N = 485).

Variables		n	%
Pilgrimage year	2014	98	20.2
	2015	119	24.6
	2016	117	24.1
	2017	151	31.1
Gender	Male	212	43.7
	Female	273	56.3
Age*	Median	61.5
	Interquartile	52–68
	Min - max	21–96
Age ≥ 60 years*		269	56.0
Place of birth	France	40	8.5
	North Africa	419	88.4
	Sub-Saharan Africa	13	2.7
	Others	2	0.4
Comorbidities*	Diabetes mellitus	136	28.6
	Hypertension	140	29.5
	Chronic respiratory disease	56	11.8
	Chronic heart disease	32	6.7
	Chronic kidney disease	5	1.1
	Immunodefiency	3	0.6
Indication for vaccination against IPD1		315	66.3
BMI2	Normal	130	26.8
	Underweight	3	0.6
	Overweight	220	45.4
	Obesity	132	27.2

¹Indication for vaccination against invasive pneumococcal diseases: Age superior or equal to 60 years, diabetes mellitus, chronic respiratory disease, chronic heart disease, chronic kidney disease and immunodeficiency, (n = 475, 10 missing data).

²Body mass index. Normal weight: BMI: 18.5 – 24.9, Underweight: BMI <18.5, Overweight: BMI: 25.0 – 29.9, Obesity: BMI ≥30.

^*n = 480, 5 mission data.