Table 4.

Changes of Skin Temperature on SP 6, SP 8, and SP 10 at 3 Timepoints (Mean ± SD)

Side needled	Group	Before	30 min	40 min	P-value
Lt-SP 6	Group A	30.78 ± 1.96	31.35 ± 2.13	31.00 ± 2.04	0.138
	Group B	30.79 ± 2.19	30.72 ± 0.88	30.86 ± 2.27	0.864
Rt-SP 6	Group A	30.67 ± 1.77	30.84 ± 1.82	30.88 ± 1.82	0.290
	Group B	31.19 ± 1.68	31.29 ± 1.71	31.21 ± 1.64	0.290
Lt-SP 8	Group A	31.72 ± 2.14	32.00 ± 2.20	32.00 ± 2.25	0.025
	Group B	32.13 ± 1.89	32.78 ± 1.83	32.79 ± 1.82	< 0.001
Rt-SP 8	Group A	31.61 ± 2.02	31.80 ± 1.98	31.78 ± 1.93	0.156
	Group B	32.11 ± 1.93	32.43 ± 1.73	32.44 ± 1.74	0.071
Lt-SP 10	Group A	31.30 ± 2.02	32.06 ± 2.28	32.05 ± 2.23	0.008
	Group B	31.79 ± 2.13	32.40 ± 2.19	32.55 ± 2.19	< 0.001
Rt-SP 10	Group A	31.35 ± 1.61	32.07 ± 1.67	32.14 ± 1.68	0.019
	Group B	31.91 ± 2.15	32.36 ± 2.09	32.45 ± 2.07	0.012

Group A = perpendicular needling with De Qi.

Group B = transverse needling without De Qi.

Bolding denotes significant results.

P-values are from within-group comparisons by using repeated measures analysis of variance.

SD, standard deviation; min, minutes; Lt, left; Rt, right.