Acupressure Improves the Weaning Indices of Tidal Volumes and Rapid Shallow Breathing Index in Stable Coma Patients Receiving Mechanical Ventilation: Randomized Controlled Trial

Table 3

Mean ± SD of tidal volume (mL) measurement.

Test time	One-day acupressure (𝑁=32)	Two-day acupressure (𝑁=31)	Standard care (𝑁=31)
0.0 hrs^a	390.00±125.70	381.25±114.17	400.10±105.86
0.17 hrs^b	427.21±148.91	416.29±109.62	410.39±103.41
0.5 hrs	436.38±141.72	416.00±122.83	397.84±117.49
1.0 hr	403.34±127.57	409.97±112.23	396.48±85.42
1.5 hrs	417.97±135.84	410.77±115.16	410.87±108.78
2.0 hrs	401.34±116.92	395.61±113.33	407.58±112.27
2.5 hrs	393.06±96.50	389.06±119.77	393.38±105.59
3.0 hrs	390.31±101.53	391.65±110.66	401.74±91.48
3.5 hrs	392.53±118.56	413.48±128.07	392.61±105.75
4.0 hrs	404.28±142.79	401.90±121.61	403.81±104.96
24.0 hrs^c	370.97±94.65	375.45±131.71	390.10±118.32
24.17 hrs^d	412.00±124.19	417.03±129.46	391.90±105.09
24.5 hrs	382.50±82.74	411.26±134.14	382.87±108.64
25.0 hrs	406.34±117.17	410.55±127.23	387.26±103.14
25.5 hrs	374.50±114.10	389.68±120.77	393.00±108.86
26.0 hrs	363.90±104.72	410.32±146.53	389.65±98.29
26.5 hrs	367.16±11.75	400.00±128.55	418.23±116.85
27.0 hrs	378.47±134.52	404.81±145.53	400.55±119.9
27.5 hrs	388.25±134.68	399.13±114.63	392.90±96.96
28.0 hrs	369.03±104.09	415.45±116.38	428.48±155.43

aStart of treatment on Day 1 (study baseline); ^bend of treatment on Day 1; ^cstart of treatment on Day 2, if any; also, elapsed time to first Day 2 measurement since study baseline; ^dend of treatment on Day 2, if any.