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Table 5 The agreement in classification for three-class frailty between FRAIL-NH and FI

From: Accessing the discriminatory performance of FRAIL-NH in two-class and three-class frailty and examining its agreement with the frailty index among nursing home residents in mainland China

FRAIL-NH, n (%)

FI, n (%)

Total, n (%)

Kappa

P value

 

Non-frail (FI ≤ 0.08)

Pre-frail (0.08 < FI < 0.25)

Frail (FI ≥ 0.25)

   

Non-frail (FRAIL-NH = 0)

8 (80.0)

26 (23.2)

4 (2.2)

38 (12.6)

0.404

<0.001

Pre-frail (0 < FRAIL-NH ≤ 4)

2 (20.0)

85 (75.9)

74 (41.1)

161 (53.3)

  

Frail (FRAIL-NH > 4)

0 (0.0)

1 (9.0)

102 (56.7)

103 (34.1)

  

Total, n (%)

10 (3.3)

112 (37.1)

180 (59.6)

302 (100)

  
 

Non-frail (FI ≤ 0.10)

Pre-frail (0.10 < FI ≤ 0.21)

Frail (FI > 0.21)

   

Non-frail (FRAIL-NH = 0)

13 (65.0)

17 (21.0)

8 (4.0)

38 (12.6)

0.350

<0.001

Pre-frail (0 < FRAIL-NH ≤ 4)

7 (35.0)

64 (79.0)

90 (44.8)

161 (53.3)

  

Frail (FRAIL-NH > 4)

0 (0.0)

0 (0.0)

103 (51.2)

103 (34.1)

  

Total, n (%)

20 (6.6)

81 (26.8)

201 (66.6)

302 (100)

  
 

Non-frail (FI ≤ 0.20)

Pre-frail (0.20 < FI < 0.45)

Frail (FI ≥ 0.45)

   

Non-frail (FRAIL-NH ≤ 1)

61 (70.9)

31 (15.6)

0 (0.0)

92 (30.5)

0.445

<0.001

Pre-frail (1 < FRAIL-NH ≤ 9)

25 (29.1)

139 (69.8)

5 (29.4)

169 (56.0)

  

Frail (FRAIL-NH > 9)

0 (0.0)

29 (14.6)

12 (70.6)

41 (13.6)

  

Total, n (%)

86 (28.5)

199 (65.9)

17 (5.6)

302 (100)

  
  1. FI Frailty Index