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Table 3 Relationship between percent reduction from baseline in BPI sleep interference by pain and percent reduction in VAS

From: Relationship between pain relief, reduction in pain-associated sleep interference, and overall impression of improvement in patients with postherpetic neuralgia treated with extended-release gabapentin

 

≥30 % reduction in VASa

<30 % reduction in VASa

Difference

p-value

(n = 293)

(n = 253)

% (95 % CI)

≥30 % reduction in BPI Sleep Interference, n (%)

211 (72.0)

100 (39.5)

32.49 (24.57, 40.41)

<0.0001

<30 % reduction in BPI Sleep Interference, n (%)

56 (19.1)

125 (49.4)

−30.29 (−37.93, −22.66)

<0.0001

Difference, % (95 % CI)

52.90 (46.07, 59.73)

−9.88 (−18.50, −1.26)

n/a

n/a

p-value

<0.0001

0.0253

n/a

n/a

  1. aMissing data were excluded; number of patients does not add up to 100 %; n/a, not applicable
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Health and Quality of Life Outcomes

ISSN: 1477-7525

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