Shen 2012.

Methods	Design: randomised controlled trial Allocation concealment: no Blinding procedures: no blinding Duration: 5‐7 days Follow‐up: no follow‐up Withdrawal/dropouts: none Intention‐to‐treat: yes
Participants	120 men Inclusion criteria: transurethral resection of the prostate Exclusion criteria: yes Mean age: not reported
Interventions	A (30 men): electroacupuncture B (30 men): tolterodine tartrate C (30 men): electroacupuncture and tolterodine tartrate D (30 men): control (pethidine and anisodamine if necessary)
Outcomes	Bladder contraction: A) 0.58 (24 h); 1.82 (24‐48 h); 1.15 (48‐72 h) B) 0.59 (24 h); 1.80 (24‐48 h); 1.13 (48‐72 h) C) 0.46 (24 h); 1.55 (24‐48 h); 0.82 (48‐72 h) D) 0.76 (24 h); 2.82 (24‐48 h); 2.76 (48‐72 h) Bladder contraction duration: A) 6.81 (24 h); 7.65 (24‐48 h); 6.89 (48‐72 h) B) 6.54 (24 h); 7.27 (24‐48 h); 6.43 (48‐72 h) C) 5.43 (24 h); 4.40 (24‐48 h); 3.88 (48‐72 h) D) 8.46 (24 h);9.83 (24‐48 h); 10.87 (48‐72 h) Adverse effects: no
Notes