PSBL ( P = 0.000) and time to first analgesic request ( P = 0.000) were highly significant.
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A prospective randomised double blind study of intrathecal fentanyl and dexmedetomidine added to low dose bupivacaine for spinal anesthesia for lower abdominal surgeries.
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The sentences
The SBP showed a decreasing trend during the initial 15 min intra-operatively in both groups and thereafter it was stable [ Figure 1 ], but these changes were statistically not significant when compared at corresponding time intervals.