Table 4.

Recordings of changes in length and penile straightening following incision and grafting procedures

Type of graft	Lead author	Year	Length change, % (n/N)			Straightening, % (n/N)
			Shortening	No change	Lengthening	Straight	Recurrence	Success	Postoperative curvature
Xenograft	Sayedahmed19	2017	27.9 (12/43)	44.2 (19/43)	27.9 (12/43)	NM	14.0 (6/43)	88.4 (38/43)	<15°: 88.4 (38/43); 15°–30°: 7.0 (3/43); >30°: 4.7 (2/43)
	Cosentino20	2016	NM	NM	NM	NM	NM	NM	NM
	Knoll21	2007	4.9 (8/162)	46.3 (75/162)	48.8 (79/162)	NM	8.6 (14/162)	91.4 (148/162)	<15°: 91.4 (148/162); >15°: 8.6 (14/162)
	Sansalone22	2011	NM	NM	NM†	87.9 (138/157)	NM	87.9 (138/157)	<15°: 12.1 (19/157)
Allograft	Sampaio23	2002	NM	95.0 (38/40)	5.0 (2/40)	NM	2.5 (1/40)	NM	NM
Autograft	Kadioglu24	2018	NM	NM	NM	NM	13.9 (20/144)	87.5 (126/144)	0°–20°: 87.5 (126/144)
	Kalsi25	2005	25.7 (29/113)	NM	NM	NM	NM	85.8 (97/113)	<10°: 85.8 (97/113); 10°–30°: 10.6 (12/113); >30°: 3.3 (4/113)
	Montorsi26	2000	40.0 (20/50)	60.0 (30/50)∗	NM	80.0 (40/50)	6.0 (3/50)	80.0 (40/50)	<30°: 14 (7/50); >30°: 6 (3/50)
	Akkus27	2001	22.4 (13/58)	77.6 (45/58)	NM	86.2 (50/58)	1.7 (1/58)	86.2 (50/58)	<30°: 12.1 (7/58); >30°: 5.2 (3/58)
	El Sakka13	1998	17.0 (19/112)	73.2 (82/112)	9.8 (11/112)	96.4 (108/112)	4.5 (5/112)	96.4 (108/112)	NM
Multiple	Flores15	2011	NM	NM∗	NM	NM	NM	NM	NM
	Chung28	2011	21.7 (10/46)	NM	NM	NM	78.3 (36/46)‡	NM	NM
Range	–	–	4.9–40.0	44.2–95.0	5.0-48.8	80.0–96.4	1.7–78.3	80.0–96.4	–

Straight, defined by the subjective reporting of the penis being straight with no measurement or range of measurements given.

^∗No statistically significant difference in length.

^†%/N not given, 2.5 cm median gain (range, 1.5–3.5 cm).

^‡Minimal recurrence.