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

Table 2

Comparison of baseline measurements among treatment arms.

Variable	One-day acupressure (𝑛=32)	Two-day acupressure (𝑛=31)	Standard care (𝑛=31)	𝑃^∗
HR, min	91.72±18.10	93.67±18.49	91.58±6.50	0.79
RR, min	21.97±5.39	23.32±7.10	20.74±5.41	0.54
MBP, mm Hg	85.03±15.34	81.81±13.67	83.94±15.44	0.76
SpO2, %	96.53±2.21	96.81±2.57	96.45±2.41	0.60
𝑉𝑇, mL	390.00±125.70	381.26±114.17	400.10±105.86	0.83
𝑉𝐸, L/min	8.06±2.34	8.57±3.34	7.83±2.35	0.69
Cdyn, mL/cm H2O	34.14±15.88	32.93±13.70	37.81±13.56	0.26
𝑓/𝑉𝑇, breaths/min/L	64.74±32.43	69.54±38.10	55.90±23.51	0.40

Data are presented as mean ± SD. *Kruskal Wallis tests; HR: heart rate; RR: respiratory rate; MBP: mean arterial blood pressure; SpO₂: peripheral oxygen saturation; 𝑉_𝑇: tidal volume; 𝑉_𝐸: minute ventilation; Cdyn: dynamic lung compliance; 𝑓/𝑉_𝑇: rapid shallow breathing index.