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. Author manuscript; available in PMC: 2014 Jan 1.
Published in final edited form as: Anesthesiology. 2013 Jan;118(1):10.1097/ALN.0b013e318278cd21. doi: 10.1097/ALN.0b013e318278cd21

Figure 2.

Figure 2

Effect of spinal nerve ligation (SNL) or sham surgery, when performed within 24 hr of delivery, on withdrawal threshold.

Withdrawal threshold ipsilateral (A) or contralateral (B) to SNL or sham surgery in virgin, nonpregnant and in postpartum rats when surgery was performed within 24 hr of delivery.

Data are presented as mean ± SD, Bonferroni's Multiple Comparison Test: *p<0.05 comparing postpartum SNL to nonpregnant SNL; ^p<0.05 comparing postpartum SNL to postpartum Sham, &p<0.05 comparing postpartum SNL to nonpregnant Sham; ^p<0.05 comparing nonpregnat SNL to nonpregnant Sham, @p<0.05 comparing nonpregnant Sham to postpartum Sham, #p<0.05 comparing nonpregnant Sham to postpartum SNL.