. Author manuscript; available in PMC: 2014 Jun 17.

Published in final edited form as: Neurorehabil Neural Repair. 2013 Jul 30;27(9):872–877. doi: 10.1177/1545968313497103

Table 2.

Reliability of 6-minute Walk Measurements in Stroke Patients

	n	Test 1	Test 2	Difference Mean	P- value	ICC	95% Cl
6MW distance (m)	23	307.7 ± 142.0	305.1 ± 138.3	-2.6	0.43	0.99^*	0.99-1.0
VO₂ (mL·kg⁻¹·min⁻¹)	23	12.8 ±3.2	12.8 ±3.1	0.02	0.95	0.90^*	0.79-0.95
VO² (L·min⁻¹)	23	1120.2 ± 368.0	1119.3 ±351.7	-0.9	0.97	0.93^*	0.86-0.97
VCO² (mL·min⁻¹)	23	1063.5 ± 353.0	1087.1 ± 362.4	23.6	0.38	0.93^*	0.86-0.97
VE (L·min⁻¹)	23	38.6 ± 12.8	38.8 ± 12.2	0.2	0.86	0.95^*	0.89-0.98
RQ	23	0.95 ±0.07	0.96 ±0.08	0.01	0.37	0.64^*	0.33-0.82
HR (bpm)	22	109.9 ±21.6	105.8 ±21.7	-4.1	0.21	0.76^*	0.53-0.89

Abbreviation: ICC, Intra-class correlation coefficient; CI, confidence interval.

Difference Mean is within person mean difference

P< 0.001