Ryan (given name) in 2005–2007. "Ryan" as a male given name has persisted in popularity for the thirty-year period of 1976–2006 in the 10th to 20th rank; the name appeared in the top thousand for the first time in 1946 and gained steadily in popularity until leveling off in the 1970s. Its ascendency in the U.S. has been traced, in part, to its use by American actor Charles Patrick Ryan O'Neal who used the stage name Ryan O'Neal in the popular series "Peyton Place" from 1964 to 1969. "Ryan" gained popularity as a given name for girls in the 1970s. It first appeared
Symptom Checklists "O" and "S" disorder (in the terms of ICD-10 F-40 group) a patient is suffering from. Factor analysis lead to creation 14 KO "O" scales. 8 of those scales correspond to ICD-10 diagnostic units (however, the scales' values does not have diagnostic importance, instead the values have only descriptive significance). Symptom Checklists "O" and "S" Symptom Checklists "O" and "S" (KO "O" and KO "S") are self-report questionnaires used for determining the presence of neurotic disorders, assessment of changes of symptom intensity, and evaluation of effectiveness of treatment in terms of symptom reduction or intensification. The KO "O" derives from SCL-90-R. In comparison