Level and Determinants of Knowledge of Symptomatic Knee Osteoarthritis among Railway Workers in Malaysia

Table 4

Factors associated with knowledge of symptomatic knee osteoarthritis among respondents by multiple linear regression (𝑛=513).

	B	SE	Beta	𝑃 value	95% CI
					Lower	Upper
Age (35–49 years)	1.3	0.7	0.1	0.078	−0.1	2.8
Age (≥50 years)	1.7	0.8	0.1	0.035	0.1	3.2
Education (tertiary)	1.3	0.7	0.1	0.056	0.0	2.6
Type of work (blue-collar)	1.0	0.6	0.1	0.083	−0.1	2.2
Awareness of knee osteoarthritis as a disease entity	12.5	0.7	0.6	<0.001	11.0	13.9
Having family members with knee osteoarthritis	5.5	0.7	0.2	<0.001	4.1	6.9
Diagnosed clinically to have knee osteoarthritis	2.1	0.8	0.1	0.011	0.5	3.7

∗The reference group for gender is “female”; for age is “20–34 years”; for education level is “primary”; for occupation is “white-collar”; for all other variables is “no.”
∗∗B: unstandardized coefficients, SE: standard error, Beta: standardized coefficients, CI: confidence intervals.