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Table 1 Baseline data for patients as listed in the Danish health insurance service registry by 1 November 2008

From: Patient-experienced effect of an active implementation of a disease management programme for COPD – a randomised trial

  Patients who confirmed that they had COPD
Intervention Control Ext. control Total
N (%) 424 (29.3) 451 (31.2) 570 (39.4) 1445 (100)
Men (%) 206 (48.3) 217 (48.1) 284 (49.8) 707 (48.9)
Female (%) 218 (51.7) 234 (51.9) 286 (50.2) 738 (51.1)
Mean age (min-max) 68.3 (35–91) 66.5 (35–95) 67.2 (36–95) 67.3 (35–95)
   Patients who answered at least 50% of the PACIC questions in both questionnaires
  Intervention Control Ext. control Total
n (%) 207 (27.8) 236 (31.7) 301(40.5) 744 (100)
Proportion of N (%) 48.8 52.3 52.8 51.5
Men (%) 106 (51.2) 126 (53.4) 143 (47.8) 375 (46.6)
Female (%) 101 (48.8) 110 (46.6) 158 (52.2) 369 (53.4)
Mean age (min-max) 68.7 (39–91) 65.8 (35–89) 67.2 (36–90) 67.1 (35–91)