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Table 2 Characteristics of the study population and comparisons between retrospectively reported injurious falls versus non-injurious falls

From: Kidney function and other factors and their association with falls

Variable

All (N = 746)

No injurious falls (Fractures/treated injury/untreated injury)

(N = 262)

At least 1 injurious fall (Fractures/treated injury/untreated injury)

(N = 484)

p

Age, yrs.

79.6 (6.6)

80.0 (6.6)

79.5 (6.7)

0.259

Gender (Female), n (%)

461 (61.8)

140 (53.4

321 (66.3)

0.001

Educational level, years

11.0 (6.0)

11.0 (6.0)

11.0 (7.0)

0.569

Living alone, n (%)

210 (28.2)

71 (27.1)

139 (28.7)

0.639

MMSE score

29.0 (3.0)

29.0 (3.0)

29.0 (3.0)

0.947

Geriatric Depression Score

2.0 (3.0)

2.0 (3.0)

3.0 (4.0)

0.001

IADL

3.0 (11.0)

2.0 (10.0)

4.0 (11.0)

0.046

Urinary incontinence (LUTS), n (%)

263 (35.3)

75 (28.6)

188 (38.8)

0.005

Euro-Qol 5D

 Total Score

8.0 (4.0)

8.0 (4.0)

8.0 (5.0)

0.002

 "your health today”

70.0 (30.0)

70.0 (20.0)

70.0 (30.0)

0.056

 CIRS-G Total Score

8.0 (7.0)

8.0 (7.0)

9.0 (7.0)

0.545

Comorbidities

Hypertension, n (%)

586 (78.6)

197 (75.2)

389 (80.4)

0.100

Stroke, n (%)

63 (8.4)

16 (6.1)

47 (9.7)

0.091

Hip fracture, n (%)

62 (8.3)

11 (4.2)

51 (10.5)

0.003

Osteoporosis, n (%)

265 (35.5)

74 (28.2)

191 (39.5)

0.002

Parkinson, n (%)

20 (2.7)

7 (2.7)

13 (2.7)

0.991

Diabetes, n (%)

199 (26.7)

76 (29.0)

123 (25.4)

0.289

Number of medications

5.0 (8.0)

5.0 (8.0)

5.0 (8.0)

0.967

eGFR (BIS equation)

   

0.559

  ≥ 60, n (%)

281 (37.7)

95 (36.3)

186 (38.4)

 

  < 60, n (%)

465 (62.3)

167 (63.7)

298 (61.6)

 

  < 45, n (%)

192 (25.7)

68 (26.0)

124 (25.6)

0.718

  < 30, n (%)

50 (6.7)

15 (5.7)

35 (7.2)

0.598

BMI, kg/m2

27.3 (6.2)

27.1 (6.4)

27.3 (6.0)

0.877

SPPB Total Score

9.0 (5.0)

9.0 (5.0)

8.5 (6.0)

0.032

SPPB Balance

   

0.184

Severe limitation, n (%)

191 (27.4)

56 (23.1)

135 (29.7)

 

Moderate limitation, n (%)

145 (20.8)

53 (21.9)

92 (20.2)

 

No limitation, n (%)

361 (51.8)

133 (55.0)

228 (50.1)

 

SPPB Gait Speed

   

0.026

  ≤ 8.70 s, n (%)

647 (89.0)

235 (92.5)

412 (87.1)

 

  > 8.70 s, n (%)

80 (11.0)

19 (7.5)

61 (12.9)

 

Fear of falling

 Single question: not at all concerned

337 (45.1)

141 (53.6)

196 (40.5)

0.001

 Single question: fairly concerned

118 (15.8)

26 (9.9)

92 (19.0)

0.001

  1. Note: values are expressed as percentage or median (IQR)
  2. Abbreviations: ADL activities of daily living, BIS Berlin Initiative Study, BMI body mass index, CIRS-G cumulative illness rating scale for geriatrics, eGFR estimated glomerular filtration rate, GDS geriatric depression scale, IADL instrumental activities of daily living, LUTS lower urinary tract symptoms, MMSE mini mental state examination, SSPB short physical performance battery