Table 2.
Strength and exercise testing
| Variables | Values |
| HGS Right hand highest value, Kg | 35±13 |
| HGS Right hand normative value <P5, N (%)1 | 6 (12) |
| 6MWT | |
| Distance, m | 453±117 |
| Distance, % predicted2 | 70.7±15.8 |
| Mean speed, m/s | 1.26±0.33 |
| Lowest SpO2 , % | 85±7 |
| Distance saturation product, m^% | 382±104 |
| HRpeak, bpm | 128±18 |
| HRpeak, % predicted | 77±11 |
| Chronotropic response, bpm | 53±32 |
| Borg dyspnoea score end, points* (IQR) | 4 (3/7) |
| Borg leg fatigue score end, points* (IQR) | 3 (1/4) |
| 4MGS test | |
| Time, s | 2.0±0.5 |
| Mean speed, m/s | 2.1±0.5 |
| Lowest SpO2, % | 96±2 |
| HRpeak, bpm | 92±11 |
| HRpeak, % predicted | 55±7 |
| Borg dyspnoea score end, points* (IQR) | 1 (0.5/2) |
| Borg leg fatigue median score end, points* (IQR) | 0.5 (0/2) |
| 5STS test | |
| Time, s | 12.0±3.8 |
| Lowest value SpO2, % | 96±2 |
| HRpeak, bpm | 91±14 |
| HRpeak, % predicted | 54±8 |
| Borg dyspnoea score end, points*** (IQR) | 2 (0.5/3.8) |
| Borg leg fatigue score end, points*** (IQR) | 1.5 (0/3) |
Data are presented as mean (SD) unless otherwise stated
1 1=Low <P5 (percentile score) (28)
2 References Troosters et al, 1999 (36)
* Median
Abbreviations: N=number, %=percentage, IQR=interquartile range, HGS=hand grip strength, Kg=kilograms, 6MWT=six minute walk test, m=meter, m/s=meter per second, SpO2=peripheral capillary oxygen saturation, m·%=product of distance walked and lowest oxygen saturation, HRpeak=Heart Rate Peak, bpm=beats per minute, 4MGS=4 meter gait speed, s=second, 5STS=5 repetitions sit-to-stand, HRpeak=heart rate peak, SD=standard deviation