Table 2.

Frequencies, mean, SD, 95% CI, according to noise perception by sex.

VARIABLE	Men					Women
	n	Mean	Standard deviation	95% CI	p	n	Mean	Standard deviation	95% CI	p
SEVERITY INDEXa
Low noise perception	2450	6.1	13.3	[5.6–6.7]	<0.001	2589	9.7	16.2	[9.0–10.3]	0.012
High noise perception	211	11.7	19.5	[9.0–14.3]		218	12.6	18.7	[10.1–15.1]
THERMOMETER OF HEALTHb
Low noise perception	2426	78.7	18.0	[78.0–79.4]	<0.001	2576	74.0	20.8	[73.2–74.8]	0.002
High noise perception	211	68.4	22.9	[65.3–71.5]		217	69.3	20.9	[66.5–72.1]

Note. CI = confidence interval; SD = standard deviation; Scores based on the EuroQol.

^a0 representing the total absence of health problems and 100 the worst possible health

^bScore from 0 (worst state of health imaginable) to 100 (best state of health imaginable)