Table 2.

Population characteristics according to presence or absence of balance disturbance, using Welch’s T test for normally distributed continuous variables, the Wilcoxon Rank-Sum Test for non-normal data and Fisher exact for categorical variables.

Variable	Mild-moderate balance disturbance (n=385)	Minimal or no balance disturbance (n=2994)	Effect Size (95% CI)	P Value
Demographics
Age (years), Mean (SD)	51.9 (10.6)	44.7 (11.2)	0.68 (0.57, 0.78)*	<0.001
Education (years), Mean (SD)	13.1 (2.98)	13.1 (3.52)	0 (−0.11, 0.11)*	0.99
Male, n (%)	278 (72.2%)	2353 (78.6%)	0.71 (0.55,	0.006
Ethnicity, n (%)				0.006
–Non-Latino White	197 (51.2%)	1428 (47.7%)
–African American	127 (33.0%)	901 (30.1%)
–Latino	47 (12.2%)	548 (18.3%)
–Other	10 (2.60%)	88 (2.94%)
–Asian	4 (1.04%)	29 (0.97%)
BMI, Mean (SD) (a)	28.0 (7.15)	26.9 (9.69)	0.16 (0.05, 0.27)*	0.004
HIV disease and treatment characteristics
HIV status, n (%)	345 (89.6%)	2302 (76.9%)	2.59 (1.84,	<0.001
AIDS status, n (%)	254 (73.6%)	1399 (60.8%)	1.8 (1.39, 2.35)**	<0.001
CD4 Current (cells/uL), Median [IQR] (b)	490 [282, 706]	471 [302, 687]	0 (−0.11, 0.12)*	0.95
CD4 Nadir (cells/uL), Median [IQR] (b)	116 [23, 245]	172 [41, 300]	−0.21 (−0.32, −0.09)*	<0.001
Plasma viral load undetectable, n (%)	177 (58.2%)	1252 (58.8%)		0.85
cART (currently using), n (%)	292 (84.9%)	1840 (80.0%)	1.4 (1.02, 1.95)**	0.034
Duration of infection (years), Mean (SD)	14.5 (13.6)	11.5 (11.0)	0.23 (0.11, 0.34)*	<0.001
Other Medication Use (n, %)
Antihypertensives (currently using), n (%)	33 (9.57%)	169 (7.34%)	1.33 (0.87,	0.16
Sedatives (currently using), n (%)	58 (16.8%)	280 (12.2%)	1.46 (1.05, 2)**	0.019
Opiates (currently using), n (%)	107 (31.0%)	331 (14.4%)	2.68 (2.05,	<0.001

^(a)log10 and

^(b)square root transformed prior to analysis; Effect size presented as

^*Cohen’s d or

^**odds ratio