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Table 4 Accuracy, ICC and 95% Confidence Interval of each Center for all parameters at rest and peak

From: A multicentric quality-control study of exercise Doppler echocardiography of the right heart and the pulmonary circulation. The RIGHT Heart International NETwork (RIGHT-NET)

Centers

Rest

Peak

Accuracy (%)

ICC

95% Confidence Interval

Accuracy (%)

ICC

95% Confidence Interval

 

Lower bound

Upper bound

  

Lower bound

Upper bound

Center 1

100

0.99

0.999

1.000

100

0.99

0.999

1.000

Center 2

99.8

0.99

0.978

0.993

99.8

0.99

0.990

0.999

Center 3

99.4

0.99

0.982

0.997

99.9

0.99

0.994

0.999

Center 4

99.8

0.99

0.983

0.997

99.9

0.99

0.993

0.999

Center 5

99.7

0.99

0.984

0.995

99.9

0.99

0.994

0.999

Center 6

99.8

0.99

0.994

0.999

99.9

0.99

0.993

0.999

Center 7

99.9

0.99

0.991

0.997

99.9

0.99

0.993

0.999

Center 8

99.6

0.99

0.981

0.995

100

0.99

0.998

0.999

Center 9

99.8

0.98

0.972

0.991

100

0.99

0.979

0.996

Center 10

99.6

0.98

0.973

0.986

99.8

0.99

0.978

0.996

Center 11

99.9

0.99

0.990

0.997

100

0.99

0.975

0.996

Center 12

99.6

0.99

0.982

0.997

99.9

0.99

0.990

0.998

Center 13

100

0.99

0.995

0.999

100

0.99

0.996

0.999

Center 14

99.9

0.99

0.998

0.999

100

0.99

0.998

0.999

Center 15

99.8

0.99

0.990

0.997

99.9

0.99

0.991

0.999

Center 16

100

0.99

0.999

1.000

99.9

0.99

0.998

0.999

Center 17

99.9

0.99

0.998

0.999

100

0.99

0.998

0.999

Center 18

100

0.99

0.999

1.000

100

0.99

0.998

0.999

Center 19

99.9

0.99

0.975

0.992

100

0.99

0.992

0.999

  1. ICC Intraclass Correlation Coefficient
  2. p value < 0.0001 for each ICC