Lower limb soft tissue reconstruction using free ALT flaps: multimodal parameter analysis to predict the level of spontaneous reinnervation

Figures & data

Figure 1. Diagram of lower limb representing percentage distribution of the different reconstructed areas.

Table 1. Patients demographics.

No	Age	Sex	BMI	Comorbidities\Risk factors	SITE	Type of ALT flap	Flap surface (cm^2)	Follow up (months)
1	77	F	20.7	–	Knee	Fasciocutaneous	70	18
2	66	M	29.8	Hypertension	Knee	Fasciocutaneous	120	25
3	72	M	23	Smoke, cardiopathy	Internal Malleolus	Fasciocutaneous	176	29
4	63	M	27.6	Cardiopathy	Achilles Tendon	Fasciocutaneous	176	25
5	53	M	28.1	–	Midshaft of Tibia	Fasciocutaneous	180	15
6	66	M	29.1	–	Distal Third	Fasciocutaneous	180	18
7	44	M	29.7	Dyslipidemia	Thigh	Myocutaneous	160	28
8	56	F	24	–	Midshaft of Tibia	Fasciocutaneous	220	39
9	60	M	29.6	–	Distal Third	Fasciocutaneous	238	31
10	23	M	21.7	–	Dorsum of Foot	Myocutaneous	220	24
11	56	M	24.7	–	Distal Third	Fasciocutaneous	160	18
12	47	M	23.2	Smoker	Dorsum of Foot	Myocutaneous	100	25
13	21	F	21.8	–	Knee	Fasciocutaneous	210	70
14	49	F	30.2	Obesity	Knee	Myocutaneous	50	31
15	35	M	26.9	–	Distal Third	Fasciocutaneous	30	30
16	38	F	24.5	Smoker	Knee	Fasciocutaneous	142	41
17	87	F	28.3	Smoker, CKF	Knee	Fasciocutaneous	40	43
18	49	M	22.3	Smoker	Distal Third	Fasciocutaneous	250	108
19	62	F	25.1	Smoker	Proximal Lateral Tibia	Fasciocutaneous	240	18
20	66	M	32.3	Obesity, smoker, cardiopathy, COPD	Knee	Myocutaneous	40	18
21	44	M	28.1	Smoker	Midshaft of Tibia	Fasciocutaneous	140	60

COPD: chronic obstructive pulmonary disease; CKF: chronic kidney failure.

Figure 2. Subgroup analysis according to size flap (<160 cm² and >160 cm²) for the two-point discrimination (2PD) recorded values. Values are expressed as average ± SEM (*p < 0.05).

Figure 3. Multiple subgroup analysis (<28 months, > 28 months, <160 cm² and >160 cm²) for the Semmes–Weinstein pressure recorded values. Values are expressed as average ± SEM (*p < 0.05).

Figure 4. Subgroup analysis according to size flap (<160 cm² and >160 cm²) for the two-point discrimination (2PD) recorded values. Values are expressed as average ± SEM (*p < 0.05).

Figure 5. Multiple subgroup analysis (<28 months, > 28 months, <160 cm² and >160 cm²) for the Semmes–Weinstein pressure recorded values. Values are expressed as average ± SEM (*p < 0.05).