Table 3.

Stepwise multiple linear regression models for popliteal BFR

	B	SE B	Stand β	R	SEE	Sig F change
(A) Model 1a
Block 1
Constant	34.83	15.87
MAP	0.85	0.18	0.58*	0.58	9.75	0.001
Block 2
Constant	11.02	16.99
MAP	0.74	0.17	0.51*
BMI	1.49	0.53	0.33*	0.67	9.06	0.007
Block 3
Constant	21.48	22.04
MAP	0.76	0.17	0.52*
BMI	1.99	0.85	0.44*
Thigh circumference	−0.41	0.54	−0.14	0.67	9.11	0.457
(B) Model 2b
Block 1
Constant	39.62	15.58
DBP	0.99	0.21	0.57*	0.57	9.89	0.001
Block 2
Constant	4.65	17.07
DBP	0.92	0.19	0.53*
BMI	1.78	0.50	0.39*	0.69	8.83	0.001
Block 3
Constant	5.88	23.16
DBP	0.92	0.19	0.53*
BMI	1.83	0.84	0.40*
Thigh circumference	−0.04	0.53	−0.15	0.69	8.93	0.936
(C) Model 3c
Block 1
Constant	39.63	15.59
DBP	0.99	0.21	0.57*	0.57	9.90	0.001
Block 2
Constant	−7.71	23.24
DBP	0.95	0.20	0.55*
Thigh circumference	0.87	0.33	0.30*	0.64	9.31	0.012

^a R ² = 0.34 Block 1, ∆R ² = 0.102 Block 2, ∆R ² = 0.00 Block 3. * P < 0.05

^b R ² = 0.32 Block 1, ∆R ² = 0.092 Block 2 (P < 0.05), ∆R ² = 0.00 Block 3 (P = 0.937). * P < 0.05

^c R ² = 0.32 Block 1, ∆R ² = 0.092. * P < 0.05