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Table 1 Characteristics of study responders and non-responders,* N = 1,500

From: Measuring patient perceptions about osteoporosis pharmacotherapy

 

Participant

Refused

Unable to reach

Ineligible

 

(N = 871)

(N = 171)

(N = 174)

(N = 284)

 

n

(%)

n

(%)

n

(%)

n

(%)

Physician-diagnosed osteoporosis

94

(13.1)

16

(11.3)

24

(17.0)

36

(15.0)

Fracture since age 40§

122

(14.6)

16

(9.8)

11

(6.9)

36

(13.4)

Etidronate use (ever)

12

(1.6)

1

(0.7)

2

(1.5)

8

(3.5)

Hormone therapy

        

   never

552

(68.9)

113

(73.4)

108

(72.5)

187

(73.6)

   now

113

(14.1)

25

(16.2)

16

(10.7)

36

(14.2)

   past

136

(17.0)

16

(10.4)

25

(16.8)

31

(12.2)

  1. * Based on self-reported data collected between 1995 and 1997 [20].
  2. Includes 150 for whom we were unable to locate [8], and 14 that we were unable to contact by the end of study recruitment in 2004.
  3. Proportions adjusted for missing data.
  4. § Wrist, arm, hip, rib, pelvis, or vertebrae; proportions statistically similar except for differences between those "unable to reach," compared to participants or ineligible subjects.