i guess we have to train them to get used to diaper less. i wont recommend you to bring your child to see a doctor now which i think personal training might helps more.
Try to make it a habit to bring her to the toilet before night time and cut down on fluid intake before sleeping time.
i also wake them up during the night time to go to the toilet to avoid them wetting the bedsheet. Then as soon as she wakes up, visit the toilet. i will repeat the steps for a few weeks.
And always encourage and praise them after they have pee. This process will really takes awhile.
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