A comparative study between rheumatoid arthritis and osteoarthritis regarding association of insomnia with disease status

Egyptian Rheumatology and Rehabilitation

Table 6 Regression analysis for the prediction of the Athens Insomnia scale grading in OA patients

OA (n = 20)	Beta	P value	95.0% confidence interval for B
OA (n = 20)	Beta	P value	Lower bound	Upper bound
Morning stiffness	0.14	0.59	− 0.12	0.21
Affected joints	0.82	< 0.001 **	0.57	1.18
Beek depression inventory	0.06	0.77	− 0.23	0.31
WOMAC	0.14	0.47	− 0.05	0.10
KOFUS	0.67	0.04	0.01	1.33
Kellegren–Lawrence	0.32	0.68	− 1.29	1.94