What is false about Meckel's diveiculitis?

Meckel diveiculum Failed involution of proximal vitello-intestinal duct . It is true diveiculum which includes all three layers of bowel wall Extends from antimesenteric side of bowel, presenting with periumbilical pain. - The "rule of 2s" 2% of population Within 2 feet (60 cm) from ileocecal valve Approximately 2 inches (5 cm) long Twice as common in males Presents before age of 2yrs