==== 1959 (aged 13 years) ====
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=== Responding Population ===

All eligible study members and their teachers were contacted: 4,127 teachers of cohort members responded and 4,100 study members completed postal questionnaires.

|Provided information         |4,127|                        | | | | | |
|Cumulative total of deaths   |247  |                        | | | | | |
|Cumulative permanent refusals|1    |                        | | | | | |
|Temporarily living abroad    |28   |                        | | | | | |
|Cumulative Emigrated         |292  |                        | | | | | |
|Failure to contact           |667  |                        | | | | | |
|                        | | | | | |
=== Data collection ===

The study member’s teacher completed the postal questionnaire assessing the child’s attainment, attitude to school work, behaviour and habits, and gave information on school absence.\\
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Study members completed the postal questionnaire about aspirations and interests, and the questions comprising the **Pintner Personality Inventory**((Pintner R 1938 Four tests of a personality inventory. {{http://psycnet.apa.org/record/1938-04839-001|Journal of Educational Psychology 29, 3.}} ))
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=== Training for data collection ===

Instructions are given at the head of each form.
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=== Contents ===

=== School Teacher ===

  * Type of class
  * School work
  * Child’s attitude to school work
  * Behaviour
  * Habits
  * School Attendance
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=== Study Member ===

  * Ambitions
  * Hobbies and interests
  * Pintner Personality Inventory

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=== Questionnaires ===

  * {{ questionnaires : 1959_teacher_s7a.pdf|Form S7a }} – Teacher’s Questionnaire
  * {{ questionnaires : 1959_SM_S7c.pdf|Form S7c }} – Children’s Questionnaire