Table 2. Effect of ACEIs and ARBs on preoperative pain and inflammatory scores.

Variable	ACEIs Mean (SD)	ARBs Mean (SD)	None Mean (SD)	p-value
Pain VNRS	1.66 (2.94)	2.72 (2.61)	1.91 (2.71)	0.251
NLR all patients Non-NSAID patients	2.79 (1.61) 2.84 (1.37)	3.18 (2.24) 2.52 (1.37)	2.94 (2.58) 2.56 (0.89)	0.701 0.901
MLR all patients Non-NSAID patients	0.4 (0.19) 0.37 (0.15)	0.52 (0.67) 0.31 (0.09)	0.39 (0.22) 0.36 (0.14)	0.869 0.871
PLR all patients Non-NSAID patients	134.8 (71.1) 143.1 (79.5)	130 (52.3) 137.8 (57.8)	156.1 (99.86) 135.4 (56.58)	0.482 0.97

VNRS: verbal numeric rating scale; NLR: neutrophil-to-lymphocyte ratio; MLR: Monocyte-to-lymphocyte ratio; PLR: platelet-to-lymphocyte ratio; ACEIs: Angiotensin-converting enzyme inhibitors; ARBs: Angiotensin receptor blockers; NSAIDs: Non-steroidal analgesic drugs