Table 4.

Correlations between number of blocks performed and confidence level (1), level of satisfaction (2)

	1		2
Type	Correlation	P-value	Correlation	P-value
Interscalene	0.56	<0.0001	0.47	<0.0001
Axillary	0.66	<0.0001	0.28	0.004
Femoral	0.45	<0.0001	0.45	<0.0001
Sciatic (Gluteal/Subgluteal)	0.66	<0.0001	0.24	0.004
Popliteal	0.56	<0.0001	0.39	<0.0001
Lumbar Plexus	0.60	<0.0001	0.30	0.002

1. Spearman correlation between number of blocks performed and confidence.

2. Spearman correlation between number of blocks performed and level of satisfaction.

Positive correlation means that a higher number of blocks yields a higher level of satisfaction.