Chinese Herbal Formula Xuefu Zhuyu for Tension-Type Headache with Qi-Stagnation and Blood-Stasis Pattern (CheruXTH): Study Protocol for a Randomized Controlled Trial

Table 1

QBS diagnosis scale.

Symptoms/signs	Yes	No	Score
Pain	9	0
Irritability/depression	16	0
Distending pain	2	0
Scurry pain	6	0
Chest distress	0.5	0
Lumps in body	7	0
Petechia in the tongue	4	0
Purplish tongue	1	0
Unsmooth pulse	4	0
Deep pulse	2	0
Total score; If ≥20 points, diagnosed as QBS

Notes: pain includes stomachache, abdominal pain, low back pain, dysmenorrhea, breast pain, and limb pain. QBS: Qi-stagnation and Blood-stasis pattern.