Construction and validation of an instrument to assess global reading comprehension in third graders

According to national and international assessment results, there is a serious problem regarding global reading comprehension. However, disagreement over the instruments used assess such skills. The goal of this study evaluate comprehension in third graders. With use Confirmatory Factor Analysis (CFA), an instrument 30 items three factors was confirmed: main ideas, inferences, contextualization concept; applied 803 students. We also found that same construct appropriate for different contextual variables (gender, shifts, socioeconomic status). As result, CFA offers satisfactory solution both factorial structure scales levels internal consistency.