… P. McHardy participated in drafting the manuscript and figures. … McHardy reports no
disclosures. Full disclosure form information provided by the authors is available with the full text of …

Identification of the subarachnoid space has traditionally been achieved by either a blind
landmark-guided approach or using prepuncture ultrasound assistance. To assess the …

There are natural mutations in the coding and noncoding regions of the human immunodeficiency
virus type 1 (HIV-1) CC-chemokine coreceptor 5 (CCR5) and in the related CCR2 …

… The upper and lower bounds of the 90% confidence interval were 1 h (P=0.12) and –2.5
h (P=0.01), respectively. The observed difference in mean block duration was not clinically …

Limb amputation is a leading cause of pain and disability. Limb amputation can be associated
with a myriad of symptoms, including phantom limb sensation, phantom limb pain, and …

… Participants felt more comfortable with “P”‐type prescriptive learning than with holistic “Q”‐type
learning. In fact, the difference is significant at p < 0.005 but this does not imply …

… The epidural failure rate decreased from 16.0% to 5.6% (P < 0.01). There was no difference
in … For all analyses, statistical significance was defined by a 2-tailed P < 0.05. P values were …

Purpose The purpose of this paper is to explore the logics that expert entrepreneurs use
when faced with a critical incident threat. Design/methodology/approach Attempts have been …

BACKGROUND: Bupivacaine and ropivacaine are the preferred long-acting local anesthetics
for peripheral nerve blocks as they provide prolonged analgesia in the postoperative …

Background Pancreaticoduodenectomy remains a major undertaking with substantial
perioperative morbidity and mortality. Previous studies in the colorectal population have noted a …