diff --git a/src/endpoints/statistics/index.ts b/src/endpoints/statistics/index.ts
index da5d3a4..83b946f 100644
--- a/src/endpoints/statistics/index.ts
+++ b/src/endpoints/statistics/index.ts
@@ -346,13 +346,18 @@ export const getStudiesStatistics = async (): Promise<Record<string, unknown>> =
                 'data_category',
                 'description',
                 'domain',
+                'domains',
                 'external_id',
+                'external_ids',
                 'family_count',
                 'file_count',
+                'guid',
                 'is_harmonized',
                 'participant_count',
+                'program',
                 'study_code',
                 'study_name',
+                'study_id',
             ],
         },
     });