Clinical Evaluation of a Novel Technology for Oral Patient-Controlled Analgesia, the PCoA® Acute Device, for Hospitalized Patients with Postoperative Pain, in Pilot Feasibility Study

Table 1

Demographics and baseline characteristics of patients participating in the study (MC: Medical Center).

Characteristic	Control group; %/()				Test group; %/()				Total: All; %/()
	MC-A ()	MC-B ()	MC-C ()	Total ()	MC-A ()	MC-B ()	MC-C ()	Total ()	Total: all ()
Age (years)
<65	85 (17)	67 (8)	73 (8)	76 (33)	55 (5)	33 (3)	67 (6)	52 (14)	67 (47)
>65	15 (3)	33 (4)	27 (3)	24 (10)	45 (4)	67 (6)	33 (3)	48 (13)	33 (23)
Sex
Male	35 (7)	75 (9)	45 (5)	49 (21)	45 (4)	45 (4)	45 (4)	44 (12)	47 (33)
Female	65 (13)	25 (3)	55 (6)	51 (22)	55 (5)	55 (5)	55 (5)	56 (15)	53 (37)
Type of surgery
ENT	95 (19)			44 (19)	100 (9)			33 (9)	40 (28)
Gynecology	5 (1)			2 (1)					2 (2)
Orthopedics			100 (11)	26 (11)			100 (9)	33 (9)	28 (20)
Thorax		100 (12)		28 (12)		100 (9)		33 (9)	30 (21)
Pain therapy medication
Oxycodone 5 mg	100 (20)			47 (20)	100 (9)			33 (9)	41 (29)
Oxycodone 10 mg		100 (12)		28 (12)		100 (9)		33 (9)	30 (21)
Morphine 10 mg			100 (11)	25 (11)			100 (9)	33 (9)	29 (20)