Table 3.

Comparison of Skin Temperature on CV 4 at Baseline, 30 Min and 40 Min After Intervention in Each Group, Separately and Between the 2 Groups at Each Timepoint (Mean ± SD)

Groups	Before	30 min	40 min	*P-value
Group A (N = 13)	32.75 ± 1.76	33.44 ± 1.59	33.76 ± 1.36	0.001
Group B (N = 13)	33.50 ± 1.39	33.77 ± 1.44	33.83 ± 1.47	0.067
**P-value	0.244	0.594	0.902	–

Group A = perpendicular needling with De Qi.

Group B = transverse needling without De Qi.

Bolding denotes a significant result.

^*P-values from within-group comparisons by using a repeated measures analysis of variance; ^**P-values from between-groups comparisons by using an independent samples test.

min, minutes; SD, standard deviation.