Table 3.

Linear regression findings for the ISWT by patient characteristics.

Patient characteristics	B	Std. error	t	Sig.	95% confidence interval
					Lower bound	Upper bound
Age	−5.115	0.376	−13.587	<0.001	−5.854	−4.376
Gender (female)	−49.409	9.476	−5.214	<0.001	−68.003	−30.815
Physical activity status (150 min/week)	52.233	8.677	6.020	<0.001	35.208	69.258
BMI (>30)	−34.212	8.561	−3.996	<0.001	−51.009	−17.414
Employment status (unemployed)	−47.231	10.862	−4.348	<0.001	−68.545	−25.917
Marital status (partnered)	22.616	8.392	2.695	0.007	6.149	39.084
Diuretics (yes)	−33.059	8.071	−4.096	<0.001	−48.895	−17.223
IMD status	9.120	2.907	3.138	0.002	3.417	14.823
Musculoskeletal group (yes)	−26.640	9.335	−2.854	0.004	−44.957	−8.323
Metabolic group (yes)	−18.357	8.561	−2.144	0.032	−35.156	−1.559
COPD + Asthma (yes)	−29.791	11.185	−2.663	0.008	−51.739	−7.844
Constant	623.389	27.27	22.86	<0.001	569.88	676.897

R = 0.513; R² = 0.264; Adj R² = 0.256.