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Table 3 Reclassification table comparing the recalibrated-PCE to the recalibrated-PAR to predict 5-year risk of ASCVD

From: External validation of three atherosclerotic cardiovascular disease risk equations in rural areas of Xinjiang, China

PCE

PAR

Column total

N(%) of reclassified

NRI

cNRI

IDI

Low

Moderate

High

Women

Nonevent (n = 1571)

     

−0.108 (−0.131, − 0.088)

−0.071 (− 0.119, − 0.023)

0.001(− 0.011, 0.008)

 Low

227

128

8

363

136 (37.47)

   

 Moderate

23

184

119

326

142 (43.56)

   

 High

5

53

824

882

58 (6.58)

   

 Row total

255

365

951

1571

336 (21.39)

   

Event (n = 149)

     

0.033 (−0.008, 0.080)

−0.339 (−0.495, −0.191)

−0.004 (− 0.010, 0.001)

 Low

2

1

0

3

1 (33.33)

   

 Moderate

0

7

7

14

7 (50.00)

   

 High

0

3

129

132

3 (2.27)

   

 Row total

2

11

136

149

11 (7.38)

   

Total

     

−0.075(−0.123, −0.025)

−0.409 (−0.584, −0.256)

− 0.005 (− 0.018, 0.013)

Men

Nonevent (n = 1339)

     

0.093 (0.070,0.117)

0.448 (0.399, 0.497)

−0.001 (−0.013, 0.019)

 Low

205

34

2

241

36 (14.94)

   

 Moderate

62

128

37

227

99 (43.61)

   

 High

13

120

738

871

133 (15.27)

   

 Row total

280

282

777

1339

268 (20.01)

   

Event (n = 137)

     

−0.069(−0.125,-0.019)

−0.441(−0.578, −0.300)

0.023 (−0.005, 0.031)

 Low

4

1

1

6

2 (33.33)

   

 Moderate

2

2

1

5

3 (60.00)

   

 High

0

13

113

126

13 (10.32)

   

 Row total

6

16

115

137

18 (13.14)

   

Total

     

0.025 (−0.036,0.077)

0.006(−0.147, 0.166)

0.024 (0.001, 0.051)

  1. Abbreviations: PCE Pooled Cohort Risk Equations, PAR China-PAR risk equation
  2. NRI: net reclassification improvement; cNRI: continuous net reclassification improvement; IDI: integrated discrimination improvement