Table 2.

Morphine consumption and pain scores on days 1 (D1) and 2 (D2) and block duration

	Per-protocol population
	SCB group (n = 52)	ISB group (n = 51)	Total (n = 103)	P
Morphine consumption at 24 h (mg)	5.0 ± 9	9.2 ± 13	7.1 ± 11
Morphine consumption at 24 h
No	38 (73)	27 (53)	65 (63)	0.0342
Yes	14 (27)	24 (47)	38 (37)
Morphine consumption at 48 h (mg)	4.4 ± 7	5.5 ± 8	5.0 ± 7
Morphine consumption at 48 h
No	36 (69)	31 (61)	67 (65)	0.3687
Yes	16 (31)	20 (39)	36 (35)
Pain score in recovery room	0.5 ± 1	0.5 ± 2	0.5 ± 2	0.5906
Pain score before leaving the hospital	0.2 ± 1	0.5 ± 1	0.4 ± 1
Pain score at 24 h	3.3 ± 3	3.4 ± 3	3.3 ± 3	0.3574
Pain score at 24 h
No pain or mild pain (<4)	31 (60)	27 (53)	58 (56)
Intense pain (≥4)	21 (40)	24 (47)	45 (44)
Pain score at 48 h	2.8 ± 2	3.4 ± 3	3.1 ± 2
Pain score at 48 h
No pain or mild pain (<4)	34 (65)	27 (53)	61 (59)
Intense pain (≥4)	18 (35)	24 (47)	42 (41)
Duration of motor block (h)	20.8 [14 to 24]	20.3 [18 to 24]	20.6 [15 to 26]
Duration of sensory block (h)Data are given as mean ± SD, n (%) or median [IQR]	19.7 [14 to 22]	20.3 [14 to 23]	19.9 [14 to 23]

ISB, interscalene block; SCB, supraclavicular block.