Table 2

Pain outcomes at baseline and the post-discharge office visit (25–65 days after discharge)

Baseline pretreatmentPost-discharge office visitP value*
Median current pain (IQR)†7.0 (5.0–8.0)
N=609		5.0 (3.0–7.0)
N=79		<0.001
Median average pain (IQR)7.0 (6.0–8.0)
N=498		5.5 (4.0–7.0)
N=261		<0.001
Mean headache days in prior month (SD)26.8 (3.9)
N=550		22.5 (8.3)
N=266		<0.001

  • *Pain data analyzed using the Wilcoxon signed-rank test.

  • †Pain ratings were assessed using a 0–10 Numerical Rating Scale where 0=no pain and 10=worst pain imaginable.

  • N, sample size.