Cobb angle below the fracture. The Cobb angle is the preferred method of measuring post-traumatic kyphosis in a recent meta-analysis of traumatic spine fracture classifications. Scoliosis cases with Cobb angles between 40 and 50 degrees at skeletal maturity progress at an average of 10 to 15 degrees during a normal lifetime. Cobb angles of more than 50 degrees at skeletal maturity progress at about 1 to 2 degrees per year. Those with Cobb angle of more than 60° usually have respiratory complications. Cobb angle The Cobb angle, named after the American orthopedic surgeon John Robert Cobb (1903–1967), was originally used to measure
Less Than Jake been recording his own solo music while not working with Less Than Jake. He is a guest vocalist on the 2010 album The Seven Degrees Of Stephen Egerton by Descendents guitarist Stephen Egerton. He performed on the Ska Goes Solo Tour with JT Turret of The Arrogant Sons of Bitches and Ryan Eldred of Catch 22 in 2014. He released the song "Up" on the Ska Goes Solo split 7" prior to the tour. Less Than Jake Less Than Jake is an American ska punk band from Gainesville, Florida, formed in 1992. The band consists of Chris DeMakes (vocals, guitar),