Measurement of combined flap thickness for reconstruction of decubitus ulcer using computed tomography

Table 1 Demographic data of patients

Patient No.	Sex	Age	BMI (kg/cm2)	Location	Site	Onset (mo)	Status	Past history	Defect size (cm2)	Muscle flap size (cm2)	FC flap size (cm2)	Complication	Follow-up time (mo)
1	M	50	20	Ischial sore	Lt.	3	Paraplegia	None	6 × 4	5 × 8	5 × 12	None	8
2	M	42	25.9	Trochanteric sore	Rt.	Unknown	Paraplegia	C1VD	12 × 13	15 × 10	6 × 15	Wound dehiscence	12.5
3	M	48	27.6	Ischial sore	Rt.	1	Paraplegia	DM	4 × 4	12 × 8	8 × 10	Seroma	15
4	M	52	18.8	Ischial sore	Rt.	2	Paraplegia	None	4 × 5	12 × 5	4 × 12	None	9
5	M	58	22.5	Ischial sore	Rt.	84	Paraplegia	None	7 × 3	10 × 8	5 × 12	None	10
6	M	64	19.5	Ischial sore	Lt.	1	Paraplegia	None	6 × 8	5 × 6	4 × 10	None	8
7	M	72	23.8	Ischial sore	Lt.	2	Paraplegia	HTN, DM	5 × 6	6 × 8	5 × 10	None	9
8	M	68	21.2	Trochanteric sore	Lt.	12	Paraplegia	HTNDM	4 × 5	6 × 7	5 × 12	None	18
9	F	65	23.6	Ischial sore	Rt.	1	Paraplegia	HTN	3 × 5	8 × 10	6 × 10	None	10
10	F	70	27.3	Ischial sore	Rt.	24	Quadriplegia	None	6 × 7	6 × 8	5 × 13	None	8
11	M	63	22.4	Ischial sore	Lt.	3	Paraplegia	HTNDM	7 × 8	5 × 8	5 × 12	None	10
12	F	71	25.7	Ischial sore	Lt.	2	Paraplegia	HTNDM	5 × 5	6 × 8	4 × 10	None	12
13	M	60	27.0	Trochanteric sore	Rt.	3	Quadriplegia	None	4 × 4	5 × 8	5 × 10	None	9
14	M	62	23.0	Ischial sore	Rt.	2	Paraplegia	DM	4 × 5	7 × 10	5 × 13	None	10
15	M	64	25.5	Ischial sore	Lt.	1	Quadriplegia	HTNDM	5 × 6	6 × 8	5 × 12	None	9

M: Male; F: Female; Lt: Left; Rt: Right; C1VD: Coronary 1 vessel disease; STEMI: ST elevation myocardial infarction; HTN: Hypertension; DM: Diabetes mellitus; IGAP: Inferior gluteal artery perforator; SGAP: Superior gluteal artery perforator; FC: Fasciocutaneous; GM: Gluteus maximus; BMI: Body mass index.

Table 2 Flap thickness records

Patient No.	3 wk follow-up postoperative flap thickness (mm)	6 mo follow-up postoperative flap thickness (mm, %)	Difference (mm, %)
1	34.05	31.01 (91.7)	3.04 (-8.3)
2	35.37	30.17 (85.3)	5.20 (-14.7)
3	48.37	45.08 (93.2)	3.29 (-6.8)
4	19.02	17.58 (92.4)	1.44 (-7.6)
5	41.98	37.40 (89.1)	4.58 (-10.9)
6	27.77	24.56 (88.4)	3.21 (-11.6)
7	37.29	35.58 (95.4)	1.71 (-4.6)
8	24.03	20.06 (83.4)	3.97 (-16.6)
9	28.95	25.53 (88.1)	3.42 (-11.9)
10	40.05	36.43 (90.9)	4.62 (-9.1)
11	43.72	37.33 (85.3)	6.39 (-14.7)
12	38.55	33.01 (85.6)	5.54 (-14.4)
13	19.87	17.46 (87.8)	2.41 (-12.2)
14	25.64	23.12 (90.1)	2.52 (-9.9)
15	28.13	24.77 (88.0)	3.36 (-12.0)
Average	32.85 ± 8.89	29.27 ± 8.22 (88.98)	3.58 (-11.02)