Paper-tablet discrepancies and device attributable coding errors for the field research assistant teams.

n: number of interviews. %: Percentage of errors with reference to 234 comparison fields. p-value: Simple mixed binomial regression model with factor urban and rural. NA: Not applicable. The difference between the means of paper errors and tablet errors for each field-research team is statistically insignificant. Paired t-test p-values for team A, B and C are 0.50, 0.45 and 0.97 respectively. Paper-tablet discrepancies and device attributable coding errors for the field research assistant teams.