K.D.
I wouldn't worry too much. If she's not struggling with a rash, you're doing just fine. I don't want to sound mean, but we change when it stinks or is full. I have one that uses incredibly expensive diapers due to allergies. We couldn't afford them any other way. When you get a rash from antibiotics or something, you'll remember to change more often. Until then, be grateful you can save the money and the landfills.