Table 3.

Univariable analysis of the association between TSPS-phasic and TSPS-tonic with other baseline characteristics.

Variable	TSPS-phasic		TSPS-tonic
	Correlation coefficient1	p-Value	Correlation coefficient1	p-Value
TSPS-tonic	0.108	0.445	1.00	–
TSPS-phasic	1.00	–	0.108	0.445
Age	−0.249	0.075	−0.049	0.732
BDI	0.019	0.894	0.024	0.867
BMI	0.073	0.605	−0.020	0.686
Opioid use	−0.06	0.652	−0.01	0.89
BPI pain	0.147	0.298	−0.057	0.686
BPI interference	−0.020	0.887	−0.115	0.418
BPI number of locations with pain	0.1	0.477	0.18	0.199
CPM	−0.973	0.492	0.085	0.547
Duration	−0.330	0.017	0.055	0.696
FIQR	0.035	0.804	0.007	0.960
Pain-60	0.102	0.474	0.164	0.246
PSQI	−0.080	0.571	0.035	0.805
QOLS	0.032	0.823	−0.208	0.139
VAS pain	0.064	0.651	−0.209	0.137
VAS anxiety	0.071	0.618	0.116	0.413
VAS depression	0.057	0.688	−0.045	0.753
VAS sleepiness	−0.199	0.158	0.062	0.661
VAS stress	−0.043	0.761	−0.129	0.362
PROMIS anxiety	0.071	0.616	−0.022	0.875
PROMIS fatigue	−0.191	0.175	0.141	0.318
PROMIS pain	0.066	0.643	−0.090	0.524
Variable	Mean difference 2	p -Value	Mean difference 2	p -Value
Female	−1.265	0.082	−0.362	0.668
White	0.255	0.646	0.721	0.251
Hispanic	0.188	0.769	−0.514	0.480

¹Pearson correlation.

²Unpaired t-test.

PROMIS, Patient-Reported Outcomes Measurement Information System; VAS, Visual Analog Scale; PSQI, Pittsburgh Sleep Quality Index; FIQR, Revised Fibromyalgia Impact Questionnaire; BPI, Beck's Depression Inventory; BDI, Brief Depression Inventory; QOLS, Quality of Life Scale.