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 as landing the opening spot on Bon Jovi's North American tour. While it was neither as commercially successful as previous releases initially, the album contained singles such as "Look What Happened" (which received minor airplay on college stations) and the group's home-town anthem, "Gainesville Rock City" (which received some airtime on MTV2). Shortly after the album's recording, Derron Nuhfer left the band (going on to join Gunmoll and later Escape Grace), and Less Than Jake found a replacement in former Spring Heeled Jack saxophonist, Pete Wasilewski. To avoid the confusion provided by having two Peters within the band, the second