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Table 1 Baseline characteristics of participants

From: A randomised controlled trial to assess the effectiveness of offering study results as an incentive to increase response rates to postal questionnaires [ISRCTN26118436]

Baseline Variable Intervention Control
Age (mean, SD) 76.2 (4.41) 77.09 (5.34)
Weight (Kilos, mean SD) 65.23 (11.88) 65.65 (12.45)
Percent (n) < 58 kilos 31.2% (231/740) 30.8% (72/234)
Prior any fracture 59.0% (454/770) 61.5% (152/247)
Smoker 5.8% (32/551) 5.4% (9/166)
Poor/Fair Health 33.8% (260/769) 28.7% (71/247)
Maternal hip fracture 13.6% (105/770) 15.0% (37/247)
Fall in previous 12 months 31.6% (243/770) 36.8% (91/247)
Taking anti-fracture treatment 5.5% (42/770) 3.2% (8/247)
SF12   
MCS (mean; SD) 52.20 (9.05) 53.00 (8.66)
PCS (mean; SD) 41.33 (11.88) 40.28 (11.60)
Euroqol 0.73 (0.218) 0.69(0.26)