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Table 1 Characteristics of respiratory cancer cases among White from 1992–2008 by pollution region (n = 58,586)

From: Health effects of air pollution on length of respiratory cancer survival

Characteristics Respiratory cancer cases (%) P Value*
   Honolulu Los Angeles  
   (n = 2,393) (n = 56,193)  
Age at diagnoses ≤54 257(10.7) 5,860(10.4) 0.03
55-69 857(35.8) 19,715(35.1)
70-84 1,128(47.1) 26,127(46.5)
85+ 151(6.3) 4,489(8.0)
Sex Male 1,419(59.3) 30,602(54.5) <0.01
Female 974(40.7) 25,591(45.5)
Marital status at diagnoses Unmarried 273(11.4) 7,567(13.5) <0.01
Married 1,170(48.9) 28,622 (50.9)
Separated/Divorce 413(17.3) 7,137(12.7)
Windowed 477(19.9) 11,807(21.0)
Unknown 60(2.5) 1,060(1.9)
Cancer stage In situ 10(0.42) 280(0.50) <0.01
Localized 534(22.3) 10,199(18.2)
Regional 629(26.3) 13,049(23.2)
Distant 1,057(44.2) 26,037(46.3)
Unknown 163(6.8) 6,628(11.8)
Primary site Nose, nasal cavity and middle ear 29(1.2) 756(1.4) 0.55
Larynx 169(7.1) 3,672(6.5)
Lung and bronchus 2,188(91.4) 51,503(91.7)
Others 7(0.3) 262(0.4)
Year diagnosed 1992-1996 697(29.1) 17,977(32.0) <0.01
1997-2001 683(28.5) 16,724(29.8)  
2002-2006 728(30.4) 15,490(27.6)  
  2007-2008 285(11.9) 6,002(10.7)  
  1. *P-value from Chi-square test.