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Table 1 Demographic and socioeconomic variables of subjects according to NS

From: Noise sensitivity, rather than noise level, predicts the non-auditory effects of noise in community samples: a population-based survey

  Total (n = 1836) Low NS (n = 1028) High NS (n = 808) t-test or χ2 test
Age (years) 47.04 ± 16.09 45.99 ± 16.31 48.37 ± 15.72 0.002
Sex, male 696 (37.9) 433 (42.1) 263 (32.5) <0.001
Duration of residence (years) 9.11 ± 8.47 8.61 ± 8.05 9.75 ± 8.94 0.005
Education level     
High school or below 858 (46.7) 446 (43.4) 412 (51.0) 0.001
College or above 978 (53.3) 582 (56.6) 396 (49.0)  
Marital status     
Single 495 (27.0) 321 (31.2) 174 (21.5) 0.001
Married 1103 (60.1) 574 (55.8) 529 (65.5)  
Other a 239 (13.0) 133 (12.9) 105 (13.0)  
Monthly income (USD)     
<3000 729 (39.7) 427 (41.5) 302 (37.4) 0.07
≥3000 1107 (60.3) 601 (58.5) 506 (62.6)  
Ldn(dBA) 55.24 ± 10.33 54.93 ± 10.25 55.63 ± 10.43 0.149
NS 5.25 ± 2.23 3.64 ± 1.36 7.29 ± 1.20 0.002
  1. Abbreviations: L dn day-night equivalent level, NS noise sensitivity, USD U.S. dollars
  2. aBereavement, divorce, separation, or cohabitation. Data are presented as means ± standard deviations or n (%)