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Table 2 Group differences between survey responders and non-responders

From: Non-response in a survey of physicians on end-of-life care for the elderly

Sociodemographic characteristics (P)* Survey responders Survey nonresponders Totals
   % n % n n
Sex (.001) Male 37.9 1268 62.1 2074 3342
  Female 43.3 581 56.7 761 1342
Medical disciplines (.003) General practice 39.8 897 60.2 1357 2254
  Internal medicine 40.6 423 59.4 619 1042
  Gynaecology 34.1 172 65.9 332 504
  Neurology 32.7 106 67.3 218 324
  Urology 37.2 102 62.8 172 274
  Psychiatry/Psychotherapy 45.6 98 54.4 117 215
  Radiotherapy 52.4 22 47.6 20 44
Practice location (<.001) Other community (< 5,000 inhabitants) 61.1 280 38.9 178 458
  Small town (5,000-20,000 inhabitants) 37.0 374 63.0 638 1012
  Medium-sized town (>20,000-100,000 inhabitants) 36.0 670 64.0 1191 1861
  Large town (>100,000-500,000 inhabitants) 41.8 383 58.2 534 917
  Major city (> 500,000 inhabitants) 31.5 134 68.5 291 425
  1. *chi-square test
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