diff --git a/tool/lib/journalLib.jq b/tool/lib/journalLib.jq
index 94a811a..3aec814 100644
--- a/tool/lib/journalLib.jq
+++ b/tool/lib/journalLib.jq
@@ -13,14 +13,13 @@ def ingestionDose($customUnits):
     .dose
   end;
 
-# this probably isnt right
 def addStandardDeviations($expectationX; $standardDeviationX; $expectationY; $standardDeviationY):
   (pow($standardDeviationX; 2) + pow($expectationX; 2)) as $sumX |
   (pow($standardDeviationY; 2) + pow($expectationY; 2)) as $sumY |
   (pow($expectationX; 2) * pow($expectationY; 2)) as $expectations |
   ($sumX * $sumY - $expectations) as $productVariance |
   if $productVariance > 0.0000001 then
-    $productVariance | debug | sqrt
+    $productVariance | sqrt
   else 
     null
   end;
@@ -32,7 +31,7 @@ def ingestionStandardDeviation($customUnits):
   if .customUnitId != null then
     ($customUnits | map(select(.id == $ingestion.customUnitId))[0]) as $customUnit |
 
-    ($ingestion | ingestionDose($customUnits) // 0) as $expectationX |
+    ($ingestion.dose // 0) as $expectationX |
     ($ingestion.estimatedDoseStandardDeviation // 0) as $standardDeviationX |
     ($customUnit.dose // 0) as $expectationY |
     ($customUnit.estimatedDoseStandardDeviation // 0) as $standardDeviationY |
@@ -126,7 +125,8 @@ def ingestionInfo($customUnits):
   end |
 
   .unit |= $unit |
-  .dose += $dose;
+  .dose |= $dose |
+  .standardDeviation |= $standardDeviation;
 
 def addIngestionInfo($rhs):
   . as $lhs | 
@@ -144,7 +144,8 @@ def addIngestionInfo($rhs):
     .isEstimate |= true 
   end |
 
-  .dose += $rhs.dose;
+  .dose += $rhs.dose |
+  .standardDeviation += $rhs.standardDeviation;
 
 def addIngestionInfos:
   . as $ingestionInfos |