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Table 2 Limitations versus advantages of the study

From: Can clubfoot scoring systems predict the number of casts and future recurrences in patients undergoing Ponseti method?

Limitations

Advantages

Lack of sensors in the casts to measure the compliance of patients in brace wearing

Regular follow up of the patients for two years while using a positive communication style in order to decrease the chance of recurrence

Lack of more than 2 years long term follow up of the patients

Showing that both classification systems are related to the recurrence of the deformity

Lack of the data of the weight of the patients and their foot length and calf volumes

Reporting cut-off points for initial Pirani and Dimeglio scores for the prediction of the recurrence (Which is not reported in the literature so far)

Reporting a higher sensitivity for initial Pirani score than the initial Dimeglio score for prediction of the recurrence of the deformity

Showing that both initial Pirani and Dimeglio scores are related to the number of cast for modifying the deformity (and therefore an estimation of the duration of casting period)

Inclusion of patients with the same age and severity in order to decrease the possible confounding factors

Reporting a mathematical formula between the number of casts and the initial Pirani score (With a higher r^2 than other formulas reported before)

Reporting a mathematical formula between the number of casts and the initial Dimeglio score for the first time in English literature