. 2023 Mar 13;17:643–652. doi: 10.2147/PPA.S401666

Table 2.

Bivariate Relationship Between Medication Adherence and Study (n=360)

Variable	r-value	Mean (SD)	p-value
Age (years)^a	0.12		0.028^d
Duration of disease (years)^a	−0.03		0.517
Number of medications^a	0.06		0.254
Daily frequency of medications^a	−0.05		0.385
Health literacy (BRIEF)^a	0.01		0.874
Patient-physician relationship (PDRQ-9)^a	0.29		<0.01^d
Social support (MSPSS)^a	0.21		<0.01^d
HRQoL^a
Physical health	0.02		0.742
Mental health	0.25		<0.01^d
Current health perception	−0.07		0.204
Overall health	0.06		0.268
Bodily Pain	0.16		<0.01 ^d
Role functioning	−0.03		0.639
Social functioning	0.03		0.585
Gender^b			0.066
Male		24.22 (4.08)
Female		24.95 (3.41)
Education status^b			<0.01^d
No/low education		24.96 (3.54)
High school and above		23.50 (4.23)
Marital status^c			0.445
Single		24.05 (4.84)
Married		24.49 (3.74)
Divorced/widowed		25.08 (3.58)
Employment^b			<0.01^d
Employed/Retired	23.65 (4.04)
Unemployed	25.19 (3.47)

Notes: ^aPearson Correlation. ^bIndependent t-test. ^cOne-way ANOVA. ^dSignificant at p-value <0.05.

Abbreviations: BRIEF, Brief Health Literacy Screening Tool; HRQoL, Health-related quality of life; MSPSS, Multidimensional Scale of Perceived Social Support; PDRQ-9, Patient-Doctor Relationship Questionnaire; SD, standard deviation.