diff --git a/database/crud.py b/database/crud.py
index f3dc9fe..e75877b 100644
--- a/database/crud.py
+++ b/database/crud.py
@@ -56,3 +56,20 @@ def verify_code(id, code) -> bool:
     if valid_code:
         return True
     return False
+
+
+def parse_boolean_string(value) -> bool:
+    """
+    Converts string response to a boolean
+    """
+    mapping = {r"[S-s][i-í]": True, r"[N-n]o": False}
+    return mapping[value]
+
+
+def boolean_to_string(value) -> str:
+    """
+    Converts boolean to string
+    """
+    if value:
+        return "Sí"
+    return "No"
diff --git a/database/models.py b/database/models.py
index 27a2ea5..c89e005 100644
--- a/database/models.py
+++ b/database/models.py
@@ -1,5 +1,5 @@
 from sqlalchemy import Column
-from sqlalchemy.types import Date, Integer, String, Text
+from sqlalchemy.types import Boolean, Date, Integer, String, Text
 
 from database import Base
 
@@ -15,8 +15,9 @@ class User(Base):
     numero_de_documento = Column(String, nullable=False, unique=True)
     centro_academico = Column(String, nullable=False)
     correo_institucional = Column(String, nullable=False, unique=True)
-    tipo_alojamiento = Column(String)
-    tipo_caso = Column(String)
+    tipo_alojamiento = Column(Integer)
+    tipo_caso = Column(Integer)
+    sintomas = Column(Boolean)
     comienzo_aislamiento = Column(Date)
     fin_aislamiento = Column(Date)
     observaciones = Column(Text)