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Table 1 Patients’ demographics

From: The clinical necessity of a distal forearm DEXA scan for predicting distal radius fracture in elderly females: a retrospective case-control study

Characteristics

Unmatched cohort

Propensity-matched cohort

Group 1

(n = 228)

Unmatched group 2

(n = 726)

p-value

Group 1

(n = 228)

Matched group 2

(n = 228)

p-value

Age (yrs)

60.6 ± 11.2

69.2 ± 10.9

* < 0.001

60.0 ± 10.9

60.6 ± 11.1

0.422

Height (m)

1.54 ± 0.12

1.58 ± 0.11

0.062

1.54 ± 0.12

1.53 ± 0.13

0.473

Weight (kg)

51.9 ± 7.9

50.2 ± 8.1

* 0.021

51.2 ± 7.81

50.9 ± 7.92

0.592

BMI (kg/m2)

21.6 ± 3.9

20.2 ± 3.8

* 0.042

21.6 ± 3.9

21.7 ± 4.92

0.700

CCI

0.8 ± 0.7

0.8 ± 0.9

0.231

0.8 ± 0.7

0.8 ± 0.6

0.772

Previous fractures

(no. of patients [%])

42 (9.5)

102 (11.5)

* 0.04

42 (9.5)

44 (9.4)

0.234

Peripheral DEXA measured side (no. of patients [%])

  

–

  

–

Dominant

217 (49.3)

257 (29.0)

** < 0.001

217 (49.3)

221 (49.4)

0.457

Non-dominant

223 (50.7)

630 (71.0)

** < 0.001

223 (50.7)

226 (50.6)

0.446

Treatment (no. of patients [%])

      

Surgery

322 (73)

  

322 (73)

  

Conservative treatment

118 (27)

  

118 (27)

  
  1. The continuous values are given as the mean and the standard deviation
  2. BMI body mass index, CCI Charlson comorbidity index
  3. * p < 0.05; significant difference by Student t-test. ** p < 0.05; significant difference by Chi-squared test