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. 2016 Feb 18;8:43–52. doi: 10.2147/CEOR.S100921

Figure 2.

Figure 2

Comparison of surgical procedures during two time different periods.

Notes: GA with NMB: total number of surgical procedures involving GA with NMB. GA without NMB: total number of surgical procedures performed under GA without NMB. RA: total number of surgical procedures performed under loco-regional anesthesia (without NMB). The number of procedures in all groups increased between 2011–2012 and 2013–2014: GA with NMB (P<0.0001); GA without NMB (P<0.0001), and RA (P=0.0071). Chi-square tests were performed using the chi2cdf function in MATLAB version R2014b (The Mathworks; Natick, MA, USA). *P<0.05 was considered statistically significant.

Abbreviations: GA, general anesthesia; NMB, neuromuscular blockade; RA, regional anesthesia.