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Table 1 Characteristics of survey participants by wave

From: Symptoms related to new flight attendant uniforms

Survey Year 2007 2013 2015 Total
n (%) n (%) n (%) n (%)
N 684 117 249 1050
Age (n = 1039)
 18–24 years old 11 (2) 0 (0) 0 (0) 11 (1)
 25–34 years old 109 (15) 2 (2) 3 (1) 114 (11)
 35–44 years old 195 (29) 11 (10) 28 (11) 234 (23)
 45–54 years old 258 (38) 41 (37) 95 (39) 394 (38)
 55–64 years old 105 (15) 43 (39) 95 (39) 243 (23)
 65–74 years old 4 (1) 13 (12) 24 (10) 41 (4)
 75 years or older 1 (0) 0 (0) 1 (0) 2 (0)
Gender (n = 1046)
 Female 573 (84) 98 (84) 203 (83) 874 (84)
 Male 111 (16) 18 (16) 43 (17) 172 (16)
Overweight (n = 904)
 No 607 (91) . 155 (68) 772 (85)
 Yes 59 (9) . 73 (32) 132 (15)
Current Smoker (n = 1020)
 No 662 (97) 103 (99) 226 (97) 991 (97)
 Yes 22 (3) 1 (1) 6 (3) 29 (3)
Past Smoker (n = 1017)
 No 504 (74) 86 (83) 189 (83) 779 (77)
 Yes 180 (26) 18 (17) 40 (17) 238 (23)
Tenure (n = 863)
 < 6 years 159 (25) . 3 (1) 162 (19)
 6–10 years 130 (21) . 27 (11) 157 (18)
 11–15 years 47 (8) . 36 (15) 83 (10)
 16–20 years 102 (16) . 27 (12) 129 (15)
  > 20 years 190 (30) . 142 (61) 332 (38)
Education (n = 1009)
 High school graduate 39 (6) 6 (6) 15 (7) 60 (6)
 GED 0 (0) 0 (0) 3 (1) 3 (0)
 Some college, no degree 279 (41) 40 (38) 89 (39) 408 (40)
 Two-year college degree 114 (16) 17 (16) 34 (15) 165 (16)
 Four-year college degree 215 (32) 35 (34) 74 (33) 324 (33)
 Graduate education 32 (5) 6 (6) 11 (5) 49 (5)