Ph.D. Completion and Attrition CGS Board of Directors December 4, 2007

Analysis - Sample Results Completion , and 4-year By institution type (public vs. private) By cohort size Attrition , and 4-year By institution type (public vs. private) By cohort size Early attrition Continuing students

Cohort Definitions for Baseline Data Analysis A-Cohorts (10-year cohorts) Students enrolling in ; ; ,135 students (313 programs) B-Cohorts (7-year cohorts) Students enrolling in ; ; ,697 students (320 programs) C-Cohorts (4-year cohorts) Students enrolling in ; ; ,125 students (323 programs)

Average Overall Ten-Year Completion Rates for Students Entering Doctoral Programs from through Cumulative Completion Rate Source: Council of Graduate Schools Completion and Attrition Program Data

Ten-Year Attrition Rates for Students Entering from through Cumulative Attrition Rate Source: Council of Graduate Schools Completion and Attrition Program Data

Ten-Year Completion Rates for Students Entering from through , by Broad Field

Ten-year Attrition Rates for Students Entering from through , by Broad Field

Ten-Year Completion Rates for Mathematics & Physical Science Students Entering from through

Ten-Year Attrition Rates for Students Entering Mathematics & Physical Sciences Disciplines from through

Ten-Year Completion Rates by Institution Type for Students Entering from through Cumulative Completion Rate Year PrivatePublic Source: Council of Graduate Schools Completion and Attrition Program Data

Ten-Year Completion Rates by Cohort Size for Students Entering from through Cumulative Completion Rate Year SmallMedium Large Source: Council of Graduate Schools Completion and Attrition Program Data Small: 1-7 Medium: 8-14 Large: 15+

Comparison of Seven-Year Completion Rates between A- and B- Cohorts, by Broad Field Mathematics & Physical Sciences

Early Attrition (Years 1-4) Components of Early Attrition Without a masters With masters, without candidacy With masters, with candidacy Transfer

Components of Early Attrition (Years 1-4) Percent Attrition Year 1Year 2Year 3Year 4 ABCABCABCABC Source: Council of Graduate Schools Completion and Attrition Program Data NOTE: A-cohorts include all cohorts entering through B-cohorts include all cohorts entering through C-cohorts include all cohorts entering through No Master'sMaster's, No Candidacy Master's, With CandidacyTransferred

Early Attrition (Years 1-4) Rates for A-, B- and C-Cohorts Attrition Rate NOTE: A-cohorts include all students entering through B-cohorts include all students entering through C-cohorts include all cohorts entering through Source: Council of Graduate Schools Completion and Attrition Program Data AB C

Four-Year Continuing, Completion, and Attrition Rates for A-, B- and C-Cohorts Rates C B A Source: Council of Graduate Schools Completion and Attrition Program Data ContinuingCompletionAttrition

Four-Year Continuing, Completion, and Attrition Rates by Cohort Year Rates Source: Council of Graduate Schools Completion and Attrition Program Data ContinuingCompletionAttrition