Table 1.

Studies included in the WHO full dataset.

Year	IATA	Airport	Reference	Respondents	CTL	H/L
2003	AMS	Amsterdam	Babisch et al. [4]	898	71.6 dB	H
2003	ATH	Athens	Babisch et al. [4]	635	55.6 dB	H
2003	TXL	Berlin, Tegel	Babisch et al. [4]	972	65.6 dB	L
2003	LHR	Heathrow	Babisch et al. [4]	600	65.0 dB	L
2003	MXP	Milan, Malpensa	Babisch et al. [4]	753	54.6 dB
2003	ARN	Stockholm	Babisch et al. [4]	1003	67.3 dB	H
2002	AMS	Amsterdam	Breugelmans et al. [5]	5873	63.3 dB	H
2001	ZHR	Zurich	Brink et al. [6]	1816	68.0 dB
2008	SGN	Ho Chi Minh	Nguyen et al. [7]	880	75.5 dB	L
2009	HAN	Hanoi	Nguyen et al. [7]	824	68.2 dB	L
2011	DAD	Da Nang	Nguyen et al. [8]	528	75.0 dB	L
2005	FRA	Frankfurt	Schreckenberg & Meis [9]	2312	63.3 dB	H