B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Dated
17%
17% -- sales decline rate for chemical hair straightening kits (2006-2011)
Sales of chemical hair straightening kits dropped by 17% between 2006 and 2011.
- Cited from an unnamed industry study in an op-ed
Attribution:
View source
Lighthouse Research Team
Last verified:
·
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Source verified
Evidence graded
Value
17%
Unit
Percentage
Data Vintage
2006-2011
Entity
Evidence Quality
B
Strong, reliable evidence
Sourced from a well-regarded research firm or industry leader with transparent methodology and a reasonably large sample.
Single source - not yet corroborated
Score breakdown
Extraction
50
Source Trust
60
Citation Chain
20
Independence
30
Methodology
45
Freshness
95
Source
safecosmetics.org
Primary
Tier C
http://safecosmetics.org/article.php?id=1029 ↗
Source Article
Campaign for Safe Cosmetics
Original Research
safecosmetics.org
· Original study ↗
Methodology
Cited as 'one industry study' in a New York Times op-ed; original study not named
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
chemical hair straightening kits: 17% sales decline rate. Source: safecosmetics.org (2006-2011). Via Lighthouse Intelligence -- https://lighthousedata.io/data/chemical-straightening-kit-sales-decline-2006-2011
HTML Embed
<blockquote cite="https://lighthousedata.io/data/chemical-straightening-kit-sales-decline-2006-2011" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>17%</strong> -- sales decline rate for chemical hair straightening kits<br><small>Source: safecosmetics.org (2006-2011) · <a href="https://lighthousedata.io/data/chemical-straightening-kit-sales-decline-2006-2011" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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