diff --git a/sql/import.sql b/sql/import.sql
index 95a7314..2d04063 100644
--- a/sql/import.sql
+++ b/sql/import.sql
@@ -369,7 +369,11 @@ INSERT INTO chill_person_accompanying_period_location_history (id, period_id, st
 INSERT INTO chill_person_accompanying_period_social_issues (accompanyingperiod_id, socialissue_id)
 SELECT
    DISTINCT ON (t.period_id) t.period_id,
-   COALESCE(t.enfant_id, t.parent_id, 1) AS socialissue_id  -- quid si pas de socialissue ?
+   COALESCE(
+       t.enfant_id,
+       t.parent_id,
+       1  -- default value ?
+   ) AS socialissue_id
 FROM (
     SELECT p.period_id,
         (SELECT id FROM chill_person_social_issue WHERE title::jsonb->>'fr' = icp.parent1::jsonb->>'fr' AND parent_id IS NULL) AS parent_id, icp.parent1,
@@ -381,7 +385,10 @@ FROM (
 
 -- 57. Link referrer to periods
 UPDATE chill_person_accompanying_period acp
-    SET user_id = (SELECT id FROM users WHERE users.username = ip.referrer)
+    SET user_id = COALESCE(
+        (SELECT id FROM users WHERE users.username = ip.referrer),
+        1 -- default value ?
+    )
     FROM import.periodes ip WHERE acp.id = ip.period_id;
 --SELECT ip.id, (SELECT id FROM users WHERE users.username = ip.referrer) AS referrer_id, ip.referrer, acp.id as period_id, acp.user_id FROM chill_person_accompanying_period acp JOIN import.periodes ip ON ip.period_id = acp.id ORDER BY ip.id;
 
@@ -389,7 +396,7 @@ UPDATE chill_person_accompanying_period acp
 INSERT INTO accompanying_periods_scopes (accompanying_period_id, scope_id)
     SELECT ip.period_id, COALESCE(
         (SELECT id FROM scopes s WHERE ip.acp_scopes1::jsonb->>'fr' = s.name::jsonb->>'fr'),
-        (SELECT id from scopes s WHERE s.name::jsonb->>'fr' = 'tous') -- default 'tous'
+        (SELECT id from scopes s WHERE s.name::jsonb->>'fr' = 'tous') -- default value 'tous'
     )
     FROM import.periodes ip;
 
@@ -599,8 +606,6 @@ ALTER TABLE import.periodes DROP COLUMN openingdate1;
 ALTER TABLE import.periodes DROP COLUMN closingdate1;
 
 
--- -------------
--- tiers     choices_list:  civility kind profession category
 
 -- =============
 -- QUESTIONS