Anatomical dimensions of the lumbar dural sac predict the sensory block level of continuous epidural analgesia during labor

Table 2 Multiple Linear Regression Models

Response Variable	R²	Adjusted R²	Intercept	P	Explanatory Variables	Regression Coefficient	Standard Regression Coefficient
Peak pain block level	0.771	0.767	4.700	< 0.0001 < 0.0001	DSL BMI	0.452 − 0.093	0.769 − 0.328
Peak temperature block level	0.829	0.826	3.409	< 0.0001	DSL	0.461	0.836
Peak temperature block level				< 0.0001	BMI	−0.069	− 0.260
Peak tactile block level	0.638	0.632	9.505	< 0.0001 < 0.0001	DSL BMI	0.220 −0.052	0.679 −0.334

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