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Table 2 Bland and Altman methods comparison

From: Hemoglobin estimation by the HemoCue® portable hemoglobin photometer in a resource poor setting

  Hemo¥ vrs Cyan* Hemo vrs KX21N Cyan vrs KX21N
Bland and Altman    
   Limit of agreement (p-value) - 0.39 to 0.64 (0.843) - 0.39 to 0.69 (0.39) - 0.45 to 0.49 (0.441)
   Mean difference (95%CI) 0.13 (0.10 to 0.15) 0.15 (0.120 to 0.174) 0.02 (-0.00 to 0.04)
Concordance Correlation Coefficient    
   rho (95% CI) 0.995 (0.994 to 0.996) 0.994 (0.993 to 0.995) 0.997 (0.996 to 0.997)
   p-value <0.001 <0.001 <0.001
  1. ¥ HemoCue * Cyanmethemoglobin