Table 3 Associations between postural parameters during EO and expert rated motor scores, activity level, and BNSS subscores across all patients.

From: Psychomotor slowing in schizophrenia is associated with aberrant postural control

	RMS_ml			RMS_ap			RMS_total			Sway area			CI_ml			CI_ap
	N	Tau	p_corr	N	Tau	p_corr	N	Tau	p_corr	N	Tau	p_corr	N	Tau	p_corr	N	Tau	p_corr
mSRRS	94	0.188	0.030*	94	0.141	0.086	94	0.173	0.040*	92	0.129	0.121	98	−0.193	0.023*	98	−0.195	0.023*
UPDRS	94	0.205	0.023*	94	0.209	0.023*	94	0.237	0.020*	92	0.174	0.040*	98	−0.178	0.031*	98	−0.167	0.040*
BFCRS	94	0.201	0.023*	94	0.089	0.261	94	0.142	0.086	92	0.112	0.173	98	−0.205	0.023*	98	−0.073	0.327
NES total	91	0.165	0.050*	91	0.214	0.023*	91	0.244	0.020*	89	0.181	0.038*	95	−0.165	0.047*	95	−0.108	0.172
NES sensory integration	91	0.182	0.041*	91	0.138	0.111	91	0.184	0.040*	89	0.211	0.023*	95	−0.105	0.196	95	0.005	0.945
NES motor coordination	92	0.225	0.023*	92	0.179	0.048*	92	0.233	0.023*	90	0.206	0.030*	96	−0.220	0.023*	96	−0.110	0.185
NES sequencing	91	0.103	0.202	91	0.170	0.050*	91	0.211	0.023*	89	0.096	0.240	95	−0.097	0.216	95	−0.040	0.588
NES others	91	0.123	0.135	91	0.185	0.035*	91	0.191	0.030*	89	0.157	0.066	95	−0.126	0.121	95	−0.129	0.089
Activity level	86	−0.143	0.086	86	−0.129	0.121	86	−0.122	0.135	85	−0.112	0.172	90	0.146	0.072	90	0.200	0.023*
BNSS total	94	0.241	0.020*	94	0.121	0.126	94	0.152	0.061	92	0.187	0.030*	98	−0.249	0.020*	98	−0.148	0.061
BNSS Anhedonia	94	0.188	0.030*	94	0.084	0.276	94	0.103	0.192	92	0.124	0.129	98	−0.203	0.023*	98	−0.079	0.290
BNSS Distress	94	0.171	0.050*	94	0.079	0.319	94	0.090	0.267	92	0.096	0.243	98	−0.207	0.023*	98	−0.119	0.147
BNSS Asocial	94	0.163	0.056	94	0.076	0.322	94	0.099	0.216	92	0.129	0.126	98	−0.155	0.061	98	−0.054	0.463
BNSS Avolition	94	0.211	0.023*	94	0.083	0.290	94	0.109	0.183	92	0.166	0.054	98	−0.202	0.023*	98	−0.058	0.438
BNSS Affect	94	0.234	0.022*	94	0.148	0.071	94	0.174	0.040*	92	0.209	0.023*	98	−0.214	0.023*	98	−0.193	0.023*
BNSS Alogia	94	0.158	0.061	94	0.057	0.456	94	0.079	0.306	92	0.153	0.070	98	−0.197	0.023*	98	−0.115	0.149

Note. N number of PS and non-PS together, RMS_ml Root Mean Square medio-lateral, RMS_ap Root Mean Square antero-posterior, RMS_total Root Mean Square for total deviation, mSRRS motor part of the SRRS, UPDRS Unified Parkinson’s Disease Rating Scale part III, BFCRS Bush-Francis Catatonia Rating Scale, NES Neurological Evaluation Scale, BNSS Brief Negative Symptom Scale. Tau: Kendall’s Tau correlation coefficient. p_corr: p-values were FDR-corrected for all associations together.
* p_corr < 0.05.

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Table 3 Associations between postural parameters during EO and expert rated motor scores, activity level, and BNSS subscores across all patients.

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