Table 4:
Open in new tab

Risk scores models

NRIe (95% CI), events correctly reclassifiedNRIne (95% CI), non-events correctly reclassifiedIDI (95% CI)
STS score + CAF score
 30 days0.20 (−0.50 to 0.79)0.46* (0.26–0.56)0.01 (−0.00 to 0.03)
 1 year0.10 (−0.21 to 0.47)0.48* (0.34–0.57)0.02 (−0.01 to 0.09)
 2 years0.02 (−0.19 to 0.32)0.49* (0.36–0.57)0.03* (0.00 to 0.08)
 3 years−0.09 (−0.25 to 0.17)0.45* (0.33–0.54)0.03* (0.00 to 0.09)
STS score + FORECAST
 30 days0.00 (−0.60 to 0.73)0.37* (0.18–0.44)0.02 (0.00 to 0.08)
 1 year−0.10 (−0.43 to 0.25)0.39* (0.21–0.45)0.02 (−0.01 to 0.08)
 2 years0.10 (−0.21 to 0.31)0.41* (0.25–0.47)0.03* (0.00 to 0.08)
 3 years0.08 (−0.14 to 0.27)0.31* (0.15–0.40)0.03* (0.00 to 0.08)
EuroSCORE II + CAF score
 30 days0.20 (−0.50 to 0.80)0.44* (0.33–0.56)0.01 (0.00 to 0.03)
 1 year0.16 (−0.13 to 0.52)0.46* (0.35–0.56)0.04* (0.01 to 0.10)
 2 years0.14 (−0.09 to 0.39)0.46* (0.35–0.54)0.04* (0.01 to 0.10)
 3 years0.03 (−0.17 to 0.27)0.40* (0.30–0.52)0.04* (0.01 to 0.09)
EuroSCORE II + FORECAST
 30 days0.20 (−0.43 to 0.83)0.37* (0.29–0.45)0.02* (0.00 to 0.08)
 1 year0.10 (−0.23 to 0.43)0.38* (0.28–0.46)0.04* (0.01 to 0.11)
 2 years0.18 (−0.08 to 0.44)0.40* (0.28–0.48)0.05* (0.02 to 0.11)
 3 years0.16 (−0.05 to 0.37)0.30* (0.17–0.40)0.05* (0.02 to 0.10)
STS score + chair rise
 30 days0.00 (−0.71 to 0.67)0.51* (0.32–0.590.00 (−0.00 to 0.03)
 1 year−0.10 (−0.38 to 0.33)0.52* (0.21–0.60)0.01 (0.00 to 0.07)
 2 years−0.18 (−0.43 to 0.12)0.53* (0.28–0.60)0.02* (0.00 to 0.07)
 3 years−0.14 (−0.31 to 0.16)0.42* (0.04–0.49)0.02* (0.00 to 0.06)
EuroSCORE II + chair rise
 30 days0.20 (−0.50 to 0.73)0.49* (0.26–0.55)0.01 (−0.00 to 0.04)
 1 year0.03 (−0.29 to 0.36)0.50* (0.30–0.56)0.02* (0.00 to 0.06)
 2 years−0.06 (−0.28 to 0.26)0.50* (0.26–0.58)0.02* (0.00 to 0.06)
 3 years−0.05 (−0.26 to 0.19)0.38* (0.12–0.46)0.02* (0.00 to 0.05)
NRIe (95% CI), events correctly reclassifiedNRIne (95% CI), non-events correctly reclassifiedIDI (95% CI)
STS score + CAF score
 30 days0.20 (−0.50 to 0.79)0.46* (0.26–0.56)0.01 (−0.00 to 0.03)
 1 year0.10 (−0.21 to 0.47)0.48* (0.34–0.57)0.02 (−0.01 to 0.09)
 2 years0.02 (−0.19 to 0.32)0.49* (0.36–0.57)0.03* (0.00 to 0.08)
 3 years−0.09 (−0.25 to 0.17)0.45* (0.33–0.54)0.03* (0.00 to 0.09)
STS score + FORECAST
 30 days0.00 (−0.60 to 0.73)0.37* (0.18–0.44)0.02 (0.00 to 0.08)
 1 year−0.10 (−0.43 to 0.25)0.39* (0.21–0.45)0.02 (−0.01 to 0.08)
 2 years0.10 (−0.21 to 0.31)0.41* (0.25–0.47)0.03* (0.00 to 0.08)
 3 years0.08 (−0.14 to 0.27)0.31* (0.15–0.40)0.03* (0.00 to 0.08)
EuroSCORE II + CAF score
 30 days0.20 (−0.50 to 0.80)0.44* (0.33–0.56)0.01 (0.00 to 0.03)
 1 year0.16 (−0.13 to 0.52)0.46* (0.35–0.56)0.04* (0.01 to 0.10)
 2 years0.14 (−0.09 to 0.39)0.46* (0.35–0.54)0.04* (0.01 to 0.10)
 3 years0.03 (−0.17 to 0.27)0.40* (0.30–0.52)0.04* (0.01 to 0.09)
EuroSCORE II + FORECAST
 30 days0.20 (−0.43 to 0.83)0.37* (0.29–0.45)0.02* (0.00 to 0.08)
 1 year0.10 (−0.23 to 0.43)0.38* (0.28–0.46)0.04* (0.01 to 0.11)
 2 years0.18 (−0.08 to 0.44)0.40* (0.28–0.48)0.05* (0.02 to 0.11)
 3 years0.16 (−0.05 to 0.37)0.30* (0.17–0.40)0.05* (0.02 to 0.10)
STS score + chair rise
 30 days0.00 (−0.71 to 0.67)0.51* (0.32–0.590.00 (−0.00 to 0.03)
 1 year−0.10 (−0.38 to 0.33)0.52* (0.21–0.60)0.01 (0.00 to 0.07)
 2 years−0.18 (−0.43 to 0.12)0.53* (0.28–0.60)0.02* (0.00 to 0.07)
 3 years−0.14 (−0.31 to 0.16)0.42* (0.04–0.49)0.02* (0.00 to 0.06)
EuroSCORE II + chair rise
 30 days0.20 (−0.50 to 0.73)0.49* (0.26–0.55)0.01 (−0.00 to 0.04)
 1 year0.03 (−0.29 to 0.36)0.50* (0.30–0.56)0.02* (0.00 to 0.06)
 2 years−0.06 (−0.28 to 0.26)0.50* (0.26–0.58)0.02* (0.00 to 0.06)
 3 years−0.05 (−0.26 to 0.19)0.38* (0.12–0.46)0.02* (0.00 to 0.05)

CAF: comprehensive assessment of frailty; CI: confidence interval; EuroSCORE: European System for Cardiac Operative Risk Evaluation; FORECAST: frailty predicts death one year after elective cardiac surgery test; IDI: integrated discrimination improvement; NRI: net reclassification improvement; STS: Society of Thoracic Surgeons.

*

Significance with a P-value of ≤0.05.

Table 4:
Open in new tab

Risk scores models

NRIe (95% CI), events correctly reclassifiedNRIne (95% CI), non-events correctly reclassifiedIDI (95% CI)
STS score + CAF score
 30 days0.20 (−0.50 to 0.79)0.46* (0.26–0.56)0.01 (−0.00 to 0.03)
 1 year0.10 (−0.21 to 0.47)0.48* (0.34–0.57)0.02 (−0.01 to 0.09)
 2 years0.02 (−0.19 to 0.32)0.49* (0.36–0.57)0.03* (0.00 to 0.08)
 3 years−0.09 (−0.25 to 0.17)0.45* (0.33–0.54)0.03* (0.00 to 0.09)
STS score + FORECAST
 30 days0.00 (−0.60 to 0.73)0.37* (0.18–0.44)0.02 (0.00 to 0.08)
 1 year−0.10 (−0.43 to 0.25)0.39* (0.21–0.45)0.02 (−0.01 to 0.08)
 2 years0.10 (−0.21 to 0.31)0.41* (0.25–0.47)0.03* (0.00 to 0.08)
 3 years0.08 (−0.14 to 0.27)0.31* (0.15–0.40)0.03* (0.00 to 0.08)
EuroSCORE II + CAF score
 30 days0.20 (−0.50 to 0.80)0.44* (0.33–0.56)0.01 (0.00 to 0.03)
 1 year0.16 (−0.13 to 0.52)0.46* (0.35–0.56)0.04* (0.01 to 0.10)
 2 years0.14 (−0.09 to 0.39)0.46* (0.35–0.54)0.04* (0.01 to 0.10)
 3 years0.03 (−0.17 to 0.27)0.40* (0.30–0.52)0.04* (0.01 to 0.09)
EuroSCORE II + FORECAST
 30 days0.20 (−0.43 to 0.83)0.37* (0.29–0.45)0.02* (0.00 to 0.08)
 1 year0.10 (−0.23 to 0.43)0.38* (0.28–0.46)0.04* (0.01 to 0.11)
 2 years0.18 (−0.08 to 0.44)0.40* (0.28–0.48)0.05* (0.02 to 0.11)
 3 years0.16 (−0.05 to 0.37)0.30* (0.17–0.40)0.05* (0.02 to 0.10)
STS score + chair rise
 30 days0.00 (−0.71 to 0.67)0.51* (0.32–0.590.00 (−0.00 to 0.03)
 1 year−0.10 (−0.38 to 0.33)0.52* (0.21–0.60)0.01 (0.00 to 0.07)
 2 years−0.18 (−0.43 to 0.12)0.53* (0.28–0.60)0.02* (0.00 to 0.07)
 3 years−0.14 (−0.31 to 0.16)0.42* (0.04–0.49)0.02* (0.00 to 0.06)
EuroSCORE II + chair rise
 30 days0.20 (−0.50 to 0.73)0.49* (0.26–0.55)0.01 (−0.00 to 0.04)
 1 year0.03 (−0.29 to 0.36)0.50* (0.30–0.56)0.02* (0.00 to 0.06)
 2 years−0.06 (−0.28 to 0.26)0.50* (0.26–0.58)0.02* (0.00 to 0.06)
 3 years−0.05 (−0.26 to 0.19)0.38* (0.12–0.46)0.02* (0.00 to 0.05)
NRIe (95% CI), events correctly reclassifiedNRIne (95% CI), non-events correctly reclassifiedIDI (95% CI)
STS score + CAF score
 30 days0.20 (−0.50 to 0.79)0.46* (0.26–0.56)0.01 (−0.00 to 0.03)
 1 year0.10 (−0.21 to 0.47)0.48* (0.34–0.57)0.02 (−0.01 to 0.09)
 2 years0.02 (−0.19 to 0.32)0.49* (0.36–0.57)0.03* (0.00 to 0.08)
 3 years−0.09 (−0.25 to 0.17)0.45* (0.33–0.54)0.03* (0.00 to 0.09)
STS score + FORECAST
 30 days0.00 (−0.60 to 0.73)0.37* (0.18–0.44)0.02 (0.00 to 0.08)
 1 year−0.10 (−0.43 to 0.25)0.39* (0.21–0.45)0.02 (−0.01 to 0.08)
 2 years0.10 (−0.21 to 0.31)0.41* (0.25–0.47)0.03* (0.00 to 0.08)
 3 years0.08 (−0.14 to 0.27)0.31* (0.15–0.40)0.03* (0.00 to 0.08)
EuroSCORE II + CAF score
 30 days0.20 (−0.50 to 0.80)0.44* (0.33–0.56)0.01 (0.00 to 0.03)
 1 year0.16 (−0.13 to 0.52)0.46* (0.35–0.56)0.04* (0.01 to 0.10)
 2 years0.14 (−0.09 to 0.39)0.46* (0.35–0.54)0.04* (0.01 to 0.10)
 3 years0.03 (−0.17 to 0.27)0.40* (0.30–0.52)0.04* (0.01 to 0.09)
EuroSCORE II + FORECAST
 30 days0.20 (−0.43 to 0.83)0.37* (0.29–0.45)0.02* (0.00 to 0.08)
 1 year0.10 (−0.23 to 0.43)0.38* (0.28–0.46)0.04* (0.01 to 0.11)
 2 years0.18 (−0.08 to 0.44)0.40* (0.28–0.48)0.05* (0.02 to 0.11)
 3 years0.16 (−0.05 to 0.37)0.30* (0.17–0.40)0.05* (0.02 to 0.10)
STS score + chair rise
 30 days0.00 (−0.71 to 0.67)0.51* (0.32–0.590.00 (−0.00 to 0.03)
 1 year−0.10 (−0.38 to 0.33)0.52* (0.21–0.60)0.01 (0.00 to 0.07)
 2 years−0.18 (−0.43 to 0.12)0.53* (0.28–0.60)0.02* (0.00 to 0.07)
 3 years−0.14 (−0.31 to 0.16)0.42* (0.04–0.49)0.02* (0.00 to 0.06)
EuroSCORE II + chair rise
 30 days0.20 (−0.50 to 0.73)0.49* (0.26–0.55)0.01 (−0.00 to 0.04)
 1 year0.03 (−0.29 to 0.36)0.50* (0.30–0.56)0.02* (0.00 to 0.06)
 2 years−0.06 (−0.28 to 0.26)0.50* (0.26–0.58)0.02* (0.00 to 0.06)
 3 years−0.05 (−0.26 to 0.19)0.38* (0.12–0.46)0.02* (0.00 to 0.05)

CAF: comprehensive assessment of frailty; CI: confidence interval; EuroSCORE: European System for Cardiac Operative Risk Evaluation; FORECAST: frailty predicts death one year after elective cardiac surgery test; IDI: integrated discrimination improvement; NRI: net reclassification improvement; STS: Society of Thoracic Surgeons.

*

Significance with a P-value of ≤0.05.

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