ABC | Volume 110, Nº3, March 2018

Original Article Kang et al Multi-layer strain analysis in lymphoma survivors Arq Bras Cardiol. 2018; 110(3):219-228 2.0 1.5 1.0 0.5 0.0 –0.5 –1.0 –1.5 –2.0 Difference of GLS (%) Intraobserver Average of GLS (%) +1.96 SD 1.70 –1.96 SD –1.32 Mean 0.19 –24 –25 –23 –22 –21 –20 –19 –18 2.0 1.5 1.0 0.5 0.0 –0.5 –1.0 –1.5 –2.0 –3.0 –2.5 Difference of GLS (%) Interobserver Average of GLS (%) +1.96 SD 1.59 –1.96 SD –2.12 Mean –0.26 –26 –24 –22 –20 –18 –16 Difference of LS-ENDO (%) Intraobserver Average of LS-ENDO (%) 3 2 1 0 –1 –2 –3 +1.96 SD 2.6 –1.96 SD –2.5 Mean 0.0 –26 –24 –22 –20 –28 –30 Difference of LS-ENDO (%) Interobserver Average of LS-ENDO (%) 3 2 1 0 –1 –2 –3 –4 +1.96 SD 2.6 –1.96 SD –2.5 Mean 0.1 –26 –24 –22 –20 –28 –30 –18 Difference of LS-MID (%) Intraobserver Average of LS-MID (%) 3 4 2 1 0 –1 –2 –3 +1.96 SD 3.1 –1.96 SD –2.4 Mean 0.4 –24 –25 –22 –23 –20 –21 –18 –19 Difference of LS-MID (%) Interobserver Average of LS-MID (%) 3 2 1 0 –1 –2 –3 +1.96 SD 2.3 –1.96 SD –2.3 Mean 0.0 –23 –22 –21 –20 –24 –25 –18 –19 –17 Difference of LS-EPI (%) Intraobserver Average of LS-EPI (%) 3 4 2 1 0 –1 –2 –3 +1.96 SD 3.0 –1.96 SD –2.6 Mean 0.2 –20 –18 –16 –22 –14 Difference of LS-EPI (%) Interobserver Average of LS-EPI (%) 2 1 0 –1 –2 –3 –4 +1.96 SD 1.2 –1.96 SD –3.0 Mean –0.9 –22 –21 –20 –23 –18 –17 –16 –15 –19 Figure 2 – Bland-Altman analysis of inter-, intra-observation reproducibility. 224