diff --git a/etl/pdfReader/sitenotes.py b/etl/pdfReader/sitenotes.py
index 8ab31dd..d10f20a 100644
--- a/etl/pdfReader/sitenotes.py
+++ b/etl/pdfReader/sitenotes.py
@@ -162,22 +162,22 @@ class QuidosSiteNotes(SiteNotes):
         else:
             self.main_property_age_band = None
         
-        if self.extension_1:
+        if self.extension_1 and "Extension 1" in data:
             self.extension_1_age_band = get_value("Extension 1")
         else:
             self.extension_1_age_band = None
         
-        if self.extension_2:
+        if self.extension_2 and "Extension 2" in data:
             self.extension_2_age_band = get_value("Extension 2")
         else:
             self.extension_2_age_band = None
         
-        if self.extension_3:
+        if self.extension_3 and "Extension 3" in data:
             self.extension_3_age_band = get_value("Extension 3")
         else:
             self.extension_3_age_band = None
         
-        if self.extension_4:
+        if self.extension_4 and "Extension 4 " in data:
             self.extension_4_age_band = get_value("Extension 4")
         else:
             self.extension_4_age_band = None
@@ -216,28 +216,28 @@ class QuidosSiteNotes(SiteNotes):
                 allNumbers.append(details)
             return allNumbers
 
-        if self.main_property:
+        if self.main_property and "Main Property" in data:
             self.main_property_dimensions = create_dimensions_array("Main Property", int(self.main_property))
         else:
             self.main_property_dimensions = None
         
-        if self.extension_1:
-            self.extension_1_dimensions = create_dimensions_array("Extension 1", int(self.extension_1))
+        if self.extension_1 and "Extension 1 Property" in data:
+            self.extension_1_dimensions = create_dimensions_array("Extension 1 Property", int(self.extension_1))
         else:
             self.extensions_1_dimensions = None
         
-        if self.extension_2:
-            self.extension_2_dimensions = create_dimensions_array("Extension 2", int(self.extension_2))
+        if self.extension_2 and "Extension 2 Property" in data:
+            self.extension_2_dimensions = create_dimensions_array("Extension 2 Property", int(self.extension_2))
         else:
             self.extension_2_dimensions = None
 
-        if self.extension_3:
-            self.extension_3_dimensions = create_dimensions_array("Extension 3", int(self.extension_3))
+        if self.extension_3 and "Extension 3 Property" in data:
+            self.extension_3_dimensions = create_dimensions_array("Extension 3 Property", int(self.extension_3))
         else:
             self.extension_3_dimensions = None
 
-        if self.extension_4:
-            self.extension_4_dimensions = create_dimensions_array("Extension 4", int(self.extension_4))
+        if self.extension_4 and "Extension 4 Property" in data:
+            self.extension_4_dimensions = create_dimensions_array("Extension 4 Property", int(self.extension_4))
         else:
             self.extension_4_dimensions = None