Index: sources/gui/qml/pages/pretreatment/create/PreTreatmentCreate.qml
===================================================================
diff -u -rca4e934c2a8398b5555f86cce83e7704e47798eb -ra69a9ed9ddeca277545060abfaaed4c0c88ee208
--- sources/gui/qml/pages/pretreatment/create/PreTreatmentCreate.qml	(.../PreTreatmentCreate.qml)	(revision ca4e934c2a8398b5555f86cce83e7704e47798eb)
+++ sources/gui/qml/pages/pretreatment/create/PreTreatmentCreate.qml	(.../PreTreatmentCreate.qml)	(revision a69a9ed9ddeca277545060abfaaed4c0c88ee208)
@@ -621,6 +621,7 @@
                     onCheckedChanged: {
                         if ( ! active ) {
                             active = true
+                            checked = ! checked
                         }
                         vTreatmentCreate.bloodPressureMeasureInterval   = 0
                         _bloodPressureInterval.value                    = 0