# Moving from Tslim/Dexcom to Dexcom G6, Toujeo and Afrezza **URL:** \ **Category:** Type 1 & LADA\ **Created:** [April 12, 2019, 8:34pm UTC](https://forum.fudiabetes.org/t/moving-from-tslim-dexcom-to-dexcom-g6-toujeo-and-afrezza/7215 "2019-04-12T20:34:58Z")\ **Posts on this page:** 1\ **Showing post:** 35
**Author:** ![Katers87](https://avatars.discourse-cdn.com/v4/letter/k/a9adbd/32.png) [@Katers87](https://forum.fudiabetes.org/u/Katers87)\ **Post date:** [April 18, 2019, 8:39pm UTC](https://forum.fudiabetes.org/t/moving-from-tslim-dexcom-to-dexcom-g6-toujeo-and-afrezza/7215/35 "2019-04-18T20:39:29Z")
> [@RogerType1](#): > > my lung test decreased a little (100% to 85%) after 6 months Did your doctor comment on this? That is concerning. I did a spirometry test around 9 months after starting (and when I started), and I remained in range for my age. This test was discussed in this thread: > [@FEV1 test for Affrezza: best method, interpretation?](https://forum.fudiabetes.org/t/fev1-test-for-affrezza-best-method-interpretation/3412/4): > > Entirely too much is being read into this… the spirometry is a joke. You breathe in and then breathe out into the measuring device as hard and as fast as you can. The expected value is pretty much a joke, they look at the curve instead. If the fev1 is less than 70% of expected value they have someone who actually knows what they’re talking about look at the curve and the ratios to other measurements … In meaningful context, the test was required to ensure that with long term use patients lun… I wasn’t thrilled that the test is pretty wishy washy and doesn’t seem to prove much other than that your lung function isn’t compromised. Not a really valuable tool IMO. --- _[View the full topic](https://forum.fudiabetes.org/t/moving-from-tslim-dexcom-to-dexcom-g6-toujeo-and-afrezza/7215)._