OA	Osteoarthritis
SII	Systemic Immune-Inflammatory Index
IL-1β	Interleukin-1β
TNF-α	Tumor necrosis factor-α
MMPs	Matrix Metalloproteinases
PGE2	Prostaglandin-E2
NO	Nitric Oxide
CRP	C-Reactive Protein
ESR	Erythrocyte Sedimentation Rate
IL-6	Interleukin-6
CBC	Complete Blood Count
WBC	White Blood Cell Count
NLR	Neutrophil-to-Lymphocyte Ratio
PLR	Platelet-to-Lymphocyte Ratio
MLR	Monocyte-to-Lymphocyte Ratio
PDW	Platelet Distribution Width
RDW	Red Cell Distribution Width
RPR	Rapid Plasma Reagin
MPV	Mean Platelet Volume
EDTA	Ethylenediaminetetraacetic Acid
Hgb	Hemoglobin
SLE	Systemic Lupus Erythematosus
RA	Rheumatoid Arthritis
BMD	Bone Mineral Density
AS	Ankylosing Spondylitis
POP	Postoperative Pneumonia