Cardiovascular response to Gasserian ganglion ablation on trigeminal neuralgia under local anesthesia: a retrospective single-blind case–control study

Table 3 Variation in heart rate during the treatment for trigeminal neuralgia

	Study group	Placebo group	p^a
Preoperative	66.9 ± 1.1	68.9 ± 0.1	0.385
The end of puncture HR	70.2 ± 1.6	69.7 ± 1.0	0.790
Radiofrequency treatment at 60℃HR	69.0 ± 1.3^a	73.2 ± 1.2	0.017
Radiofrequency treatment at 65℃HR	67.6 ± 1.2^a	77.5 ± 1.2	< 0.001
Radiofrequency treatment at 70℃HR	68.7 ± 1.3^a	81.0 ± 1.3	< 0.001
Radiofrequency treatment at 75℃HR	68.3 ± 1.1^a	81.9 ± 1.5	< 0.001
Postoperative HR	69.3 ± 1.1	71.3 ± 1.0	0.186

^aPaired t-test; there was a statistical difference between the groups
^bStudent's t-test, there was a statistical difference between the baseline and post-surgery for the study group

ISSN: 1471-2253