Pain Research and Management / 2016 / Article / Tab 2

Research Article

Patient Controlled Analgesia for Adults with Sickle Cell Disease Awaiting Admission from the Emergency Department

Table 2

Visit characteristics by PCA initiation location.

PCA-EDPCA-hospital value

Pain scores
 Initial ED pain score, mean (SD)9.3 (1.1)9.1 (1.1)0.44
 Final ED pain score, mean (SD) 7.0 (2.0)7.0 (2.5)0.68
 Change in pain score in ED, mean (SD)2.3 (1.9)2.1 (2.5)0.90
Bolus opioids given after decision to admit
 % yes45%72%0.0001
 Total number received before PCA, mean (SD)0.6 (0.8)2.7 (1.3)0.003
 Number received on hospital floor before PCA, mean (SD)1.8 (5.9)
Treatment time, hours
 Absolute time to PCA initiation4.5 [3.4, 5.6]8.6 [6.1, 18.1]<0.001
 Last opioid bolus (either in ED or in hospital) to PCA initiation1.5 [0.9, 2.2]3.5 [2.3, 5.5]0.0001
 Time to starting PCA after hospital floor arrival1.4 [0.7, 10.1]
 Time between last opioid in ED and first opioid on hospital floor3.6 [2.4, 5.4]
Inpatient length of stay, days, mean (SD)6.9 (7.7)6.8 (5.7)0.87

Difference in mean pain intensity between initial and final ED pain scores.
Median [interquartile range].

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