Table 1. Item Content, Descriptive Analysis, Factor Loadings and Factor Correlations in Study 2 (N = 330).

Item Content	Mean	SD	SK	KU	AU	CO	RE
(Autonomy) When engaging in physical activity, at times you feel:
Restricted from making choice	3.485	1.558	.242	−.642	.739	.036	.038
Forced to follow decisions made for you	3.282	1.572	.273	−.794	.841	−.001	.033
Other people make their demand without providing rationale	3.194	1.573	.441	−.481	.754	.155	.039
Other people use excessive personal control	3.039	1.478	.517	−.323	.743	.109	.145
Forced to do things that you don’t want to	2.979	1.554	.568	−.507	.568	.202	.215
(Competence) When engaging in physical activity, at times:
You are made to feel powerless in some situations	4.191	1.635	−.197	−.743	.093	.662	-.006
You feel incompetent because of things you are told	3.924	1.582	−.139	−.791	.105	.750	.069
You doubt if you can achieve improvement because of comments you receive	4.100	1.553	−.207	−.686	.034	.821	.085
You doubt your ability to overcome challenges because of comments you receive	3.870	1.543	−.005	−.736	.032	.766	.138
(Relatedness) When engaging in physical activity, at times you feel:
You are rejected by those around you	2.818	1.555	.550	−.605	.113	.151	.764
Other people overlook you on purpose	2.724	1.456	.560	−.423	.100	.088	.764
Other people say bad words about you	2.600	1.485	.754	−.247	.048	.065	.835
Other people do not listen to you	2.852	1.471	.512	−.595	.071	.175	.755
Other people are reluctant to offer help	2.661	1.438	.641	−.438	.118	.113	.766

Notes.

SD

Standard deviation

SK

Skewness

KU

Kurtosis

AU

autonomy need frustration

CO

competence need frustration

RE

relatedness need frustration

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