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Table 1 Patient characteristics

From: The predictive validity of three self-report screening instruments for identifying frail older people in the community

  T1 (n = 532) T2 (n = 430) Non-responders (n = 74) Significance-level difference responders/non-responders at T1
Age
- 70-74 193 (36.3) 158 (36.7) 24 (32.4) p = 0.46
- 75-79 193 (36.3) 157 (36.5) 28 (37.8)  
- ≥ 80 146 (27.4) 115 (26.7) 22 (29.7)  
Women 311 (58.5) 259 (60.2) 39 (52.7) p = 0.22
Education*     
- None/primary education 186 (35.7) 140 (32.9) 31 (41.9) p = 0.05
- Secondary education 253 (48.6) 213 (50.1) 30 (40.5)  
- Higher education 82 (15.7) 72 (16.9) 8 (10.8)  
Income*     
- ≤900 93 (18.7) 64 (15.6) 24 (32.4) p < 0.001
- 901 - 1500 194 (39.0) 157 (38.4) 28 (37.8)  
- ≥1501 211 (42.4) 188 (46.0) 15 (20.3)  
Frail     
- GFI (≥4) 245 (46.3) 198 (46.0) 32 (43.2) p = 0.63
- TFI (≥5) 211 (40.2) 162 (38.2) 35 (47.9) p = 0.12
- SPQ (≥2) 305 (59.1) 250 (58.1) 37 (52.9) p = 0.28
Disability (mean)     
- GARS total (18-72) 24.9 (sd 9.3) 24.2 (sd 8.3) 28.2 (sd 12.6) p < 0.001
- GARS-ADL (11-44) 13.9 (sd 4.5) 13.5 (sd 3.9) 15.6 (sd 6.5) p< 0.001
- GARS-HDL (7-28) 11.1 (sd 5.4) 10.7 (sd 4.9) 12.7 (sd 6.7) p < 0.001
Mortality - 15 (2.8%) -  
Hospital admission - 75 (17.4%) -  
  1. *Due to missings small differences between n and numbers of participant reported for education and income can occur
  2. Comparison of these subgroups on baseline scores
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