Ultrasound-Guided Dry Needling for Trigger Point Inactivation in the Treatment of Postherpetic Neuralgia Mixed with Myofascial Pain Syndrome: A Prospective and Controlled Clinical Study

Table 1

Comparison of the baseline level and the clinical characteristics.

Items	D group (n = 28)	P group (n = 26)	t/χ^2/Z	value
Age (years)	69.5 (59.3–76.5)	70.0 (64.0–78.5)	0.26	0.98
Weight (kg)	61.8 ± 9.1	58.4 ± 12.3	0.29	0.77
Height	161.5 ± 6.7	162.0 ± 6.8	1.17	0.25
BMI	23.5 ± 2.4	22.1 ± 3.7	0.68	0.10
Gender (female)	16 (57.1%)	16 (61.5%)	0.11	0.79
Duration of PHN (days)	15.0 (10.5–23.3)	17.0 (13.5–19.0)	1.09	0.27
VAS	7.0 (6.3–8.0)	8.0 (7.0–8.0)	0.98	0.33
MPQ	3.5 (3.0–4.0)	3.0 (3.0–4.0)	0.46	0.65
Internal diseases
Cardio diseases (%)	15 (53.6%)	17 (65.3%)	0.78	0.42
Respiratory diseases (%)	9 (32.1%)	7 (26.9%)	0.17	0.77
Diabetes diseases (%)	7 (21.4%)	6 (19.2%)	0.03	1.00