The categories are related to the evaluation subquestions; for example, if a subquestion was How does the Immigration and Naturalization Service monitor the conditions of confinement in privately contracted detention facilities, coding categories might include who is responsible, how these persons get information, what they do with information received, evidence that minimum standards are met, evidence of shortfalls, changes over time in monitoring, and conflicting guidance or responsibilities.
The evaluation subquestions are in relation to the categories.