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Table 1 Characteristics of the study population in total, in fallers and non-fallers reported retrospectively in the past year

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

Variable

All (N = 2256)

No falls past 12 months (N = 1510)

At least 1 fall past 12 months (N = 746)

p

Age, years

79.5 (5.9)

79.4 (5.5)

79.6 (6.6)

0.022

Gender (Female), n (%)

1256 (55.7)

795 (52.6)

461 (61.8)

<  0.001

Educational level, years

11.0 (7.0)

11.0 (7.0)

11.0 (6.0)

0.973

Living alone, n (%)

551 (24.4)

341 (22.6)

210 (28.2)

0.004

MMSE

29.0 (3.0)

29.0 (3.0)

29.0 (3.0)

0.212

GDS

2.0 (3.0)

2.0 (3.0)

2.0 (3.0)

<  0.001

IADL

2.0 (9.0)

2.0 (8.0)

3.0 (11.0)

<  0.001

Urinary incontinence (LUTS), n (%)

653 (28.9)

390 (25.8)

263 (35.3)

<  0.001

Euro-Qol 5D

 Score

7.0 (4.0)

7.0 (3.0)

8.0 (4.0)

<  0.001

 "your health today”

73.0 (20.0)

75.0 (25.0)

70.0 (30.0)

<  0.001

 CIRS-G Total Score

8.0 (6.0)

8.0 (6.0)

8.0 (7.0)

<  0.001

Comorbidities

Hypertension, n (%)

1733 (76.8)

1147 (76.0)

586 (78.6)

0.170

Stroke, n (%)

131 (5.8)

68 (4.5)

63 (8.4)

<  0.001

Hip fracture, n (%)

111 (4.9)

49 (3.2)

62 (8.3)

<  0.001

Osteoporosis, n (%)

688 (30.5)

423 (28.0)

265 (35.5)

<  0.001

Parkinson, n (%)

45 (2.0)

25 (1.7)

20 (2.7)

0.101

Diabetes, n (%)

568 (25.2)

369 (24.4)

199 (26.7)

0.249

Number of medications

4.0 (8.0)

4.0 (7.0)

5.0 (8.0)

<  0.001

eGFR (BIS equation)

   

0.586

  ≥ 60, n (%)

832 (36.9)

551 (36.5)

281 (37.7)

 

  < 60, n (%)

1424 (63.1)

959 (63.5)

465 (62.3)

 

  < 45, n (%)

561 (24.9)

369 (24.2)

192 (25.7)

0.862

  < 30, n (%)

141 (6.3)

91 (6.0)

50 (6.7)

0.696

BMI, kg/m2

27.3 (5.7)

27.3 (5.6)

27.3 (6.2)

0.939

SPPB Total Score

9.0 (4.0)

10.0 (3.0)

9.0 (5.0)

< 0.001

SPPB Balance

   

< 0.001

Severe limitation, n (%)

432 (20.1)

241 (16.6)

191 (27.4)

 

Moderate limitation, n (%)

410 (19.1)

265 (18.3)

145 (20.8)

 

No limitation, n (%)

1307 (60.8)

946 (65.2)

361 (51.8)

 

SPPB Gait Speed

   

<  0.001

  ≤ 8.70 s, n (%)

2040 (92.2)

1393 (93.7)

647 (89.0)

 

  > 8.70 s, n (%)

173 (7.8)

93 (6.3)

80 (11.0)

 
  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