Figure 1 | Scientific Reports

Figure 1

From: Relationship between quadriceps femoris muscle architecture and muscle strength and physical function in older adults with heart failure with preserved ejection fraction

Figure 1

Ultrasound imagesof the four types classified based exploratory hierarchical cluster: (A) normal MT, FT, MEI and FEI; (B) increased FT, relatively decreased MT to FT, slightly high FEI and slightly low MEI; (C) very increased FT, normal MT, decreased MEI and slightly high FEI; (D) decreased FT and MT and very high MEI with normal FEI. Non-con MT: Non-concentration muscle thickness; Non-Con FT: Non-concentration subcutaneous fat tissue thickness; Non-con MEI: Non-concentration muscle echo-intensity; Non-Con FEI: Non-concentration subcutaneous fat tissue echo-intensity; Con MT: concentration muscle thickness; ConFT: concentration subcutaneous fat tissue thickness; Con-MEI: concentration muscle echo-intensity; Con-FEI: concentration subcutaneous fat tissue echo-intensity. A,B,C,Dp < 0.05; A*, B*, C*, D*p < 0.001.

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