View source for Template:Maintenance Fluids Calculator

<noinclude>Interactive Maintenance IV Fluids calculator (4-2-1 / Holliday-Segar rule). Requires the [[MediaWiki:Gadget-calculator.js|calculator gadget]].
Usage: <code><nowiki>{{Maintenance Fluids Calculator}}</nowiki></code>
[[Category:Calculator templates]]</noinclude>
<div class="calculator-container" data-calculator-refresh-on-load="true">
{| class="wikitable" style="width:100%; border-collapse:collapse;"
|+ style="font-size:16px; font-weight:bold; padding:8px; background:#2980b9; color:white;" | Maintenance IV Fluids (4-2-1 Rule)
|-
! style="width:50%; background:#d4e6f1;" | Parameter
! style="width:50%; background:#d4e6f1;" | Value
|-
| '''Patient Weight''' (kg)
| {{calculator|id=mf_wt|type=number|placeholder=e.g. 70|min=0|max=500|size=8}}
|-
! colspan="2" style="background:#2980b9; color:white;" | Maintenance Rate
|-
| '''Hourly Rate'''
| style="font-size:18px; font-weight:bold;" | {{calculator|id=mf_hr|type=plain|formula=Math.min(mf_wt,10)*4+Math.max(0,Math.min(mf_wt-10,10))*2+Math.max(0,mf_wt-20)*1|decimals=0|NaN-text=—|style=min-width:4ch;display:inline-block}} mL/hr
|-
| '''Daily Volume'''
| style="font-size:18px; font-weight:bold;" | {{calculator|id=mf_day|type=plain|formula=(Math.min(mf_wt,10)*4+Math.max(0,Math.min(mf_wt-10,10))*2+Math.max(0,mf_wt-20)*1)*24|decimals=0|NaN-text=—|style=min-width:4ch;display:inline-block}} mL/day
|}
{| class="wikitable" style="width:100%; margin-top:4px; font-size:90%;"
! References
|-
|
* Holliday MA, Segar WE. The maintenance need for water in parenteral fluid therapy. Pediatrics. 1957;19(5):823-832. PMID 13431307.
* '''4-2-1 Rule:''' 4 mL/kg/hr for first 10 kg + 2 mL/kg/hr for next 10 kg + 1 mL/kg/hr for each kg above 20 kg.
|}
</div>