Table 2.

Summary of sequential regression predicting ∆ perceived stress for pre-to-during lockdown from socio-demographic, ∆ training routines and wellbeing, and ∆ dietary habit variables.

Model	Variables	UC		SC	T	p-Value	R	R2	Adj. R2	SEE	F	p-Value
		B	SE	β
	(Constant)	−0.321	2.018		−0.159	0.874
	Sport classification (able: 1, para: 2)	3.226	0.927	0.601	3.481	0.001	0.397
1	Sex (female: 1, male: 2)	−0.421	0.682	−0.074	−0.617	0.539	0.097	0.19	0.14	2.45	3.45	0.009
	Age	−0.075	0.065	−0.149	−1.148	0.255	0.102
	Experience (10y: 1, ≥10y: 2)	1.100	0.827	0.209	1.330	0.188	−0.169
	Marital status (single: 1, married: 2)	0.648	0.847	0.090	0.765	0.447	0.133
	(Constant)	−0.165	2.143		−0.077	0.939
	Sport classification (able: 1, para: 2)	3.240	1.048	0.604	3.092	0.003	0.397
	Sex (female: 1, male: 2)	−0.203	0.719	−0.036	−0.282	0.779	0.097
	Age	−0.092	0.074	−0.183	−1.248	0.217	0.102
	Experience (10y: 1, ≥10y: 2)	1.213	0.916	0.230	1.324	0.190	−0.169
	Marital status (single: 1, married: 2)	0.393	0.915	0.055	0.429	0.669	0.133
2	∆ Access to gym facilities	0.322	0.569	0.134	0.567	0.573	0.138	0.27	0.12	2.48	1.76	0.070
	∆ Access to sport-specific facilities	−0.576	0.491	−0.271	−1.172	0.246	0.066
	∆ Access to recovery facilities	0.506	0.431	0.229	1.174	0.245	0.139
	∆ Mental health	−0.372	0.709	−0.128	−0.525	0.602	0.102
	∆ Emotional health	−0.476	0.563	−0.145	−0.846	0.401	0.035
	∆ Training motivation	0.795	0.512	0.313	1.552	0.126	0.230
	∆ Overall sleep quality	0.544	0.765	0.153	0.711	0.480	0.077
	∆ Overall sleep quantity	−0.962	0.822	−0.257	−1.170	0.247	0.053
	(Constant)	−0.835	2.327		−0.359	0.721
	Sport classification (able: 1, para: 2)	3.380	1.142	0.630	2.960	0.005	0.397
	Sex (female: 1, male: 2)	−0.068	0.752	−0.012	−0.090	0.929	0.097
	Age	−0.078	0.081	−0.154	−0.959	0.342	0.102
	Experience (10y: 1, ≥10y: 2)	1.181	0.993	0.224	1.189	0.239	−0.169
	Marital status (single: 1, married: 2)	0.341	0.958	0.047	0.356	0.723	0.133
	∆ Access to gym facilities	0.508	0.616	0.212	0.825	0.413	0.138
	∆ Access to sport-specific facilities	−0.608	0.530	−0.286	−1.147	0.256	0.066
	∆ Access to recovery facilities	0.501	0.461	0.227	1.089	0.281	0.139
3	∆ Mental health	−0.663	0.856	−0.228	−0.774	0.442	0.102	0.30	0.063	2.56	1.27	0.242
	∆ Emotional health	−0.291	0.692	−0.089	−0.421	0.675	0.035
	∆ Training motivation	0.793	0.550	0.312	1.442	0.155	0.230
	∆ Overall sleep quality	0.565	0.870	0.159	0.649	0.519	0.077
	∆ Overall sleep quantity	−0.879	0.941	−0.235	−0.933	0.355	0.053
	∆ Body weight	−0.010	0.118	−0.010	−0.084	0.933	−0.121
	∆ Daily amount of drink/water	0.498	0.833	0.097	0.598	0.552	−0.098
	∆ Numbers of daily meal	−0.218	0.569	−0.060	−0.384	0.702	−0.051
	∆ Dinner within 2 h of bedtime	−0.031	0.604	−0.008	−0.052	0.959	0.034
	∆ Late night snack	0.091	0.614	0.022	0.149	0.882	0.088
	∆ Skip breakfast	0.643	0.541	0.156	1.188	0.240	0.102
	(Constant)	−0.065	0.360		−0.181	0.857
4	Sport classification (able: 1, para: 2)	2.132	0.573	0.397	3.723	0.001	0.397	0.16	0.15	2.44	13.9	0.001

Note: UC: unstandardised coefficients; SC: standardised coefficients; SE: standard error; R: coefficient of correlation; R²: coefficient of determination; adj. R²: adjusted R²; SEE: standard error of the estimate. Able: able-bodied; para: parasports. Bolded p-Value indicates significant at p < 0.05.