Table 2.

Simulated effects of variations in the relaxation values and off-resonance on the scaling factor.

	Skeletal Muscle	Fat
Normal	1.38	1.38
±20% T1 and T2	1.33 – 1.45	1.33 – 1.46
+70% off-resonance	1.96	1.72
multi-exponential T2 (36)	1.54	1.37
T2eff	1.54	1.37
multi-exponential T1 (38)	-	1.40
T1eff	-	1.40

The effect of ±20% B₁ variations on the inversion pulses is shown in Table 1. The pulses used are from Fig. 7.