PCO2

PCO2 - partial pressure of carbon dioxide often used in reference to blood. Article “PCO2” in Portuguese Wikipedia has 9.7 points for quality (as of July 1, 2026). The article also contains templates indicating quality issues, therefore its score was reduced by 0.51 points.

This article has the best quality in Serbian Wikipedia. However, the most popular language version of this article is English.

Since the creation of article “PCO2”, its content was written by 6 registered users of Portuguese Wikipedia and edited by 84 registered Wikipedia users in all languages.

The article is cited 9 times in Portuguese Wikipedia and cited 181 times in all languages.

The highest Authors Interest rank from 2001:

• Local (Portuguese): #29645 in October 2022
• Global: #132276 in May 2019

The highest popularity rank from 2008:

• Local (Portuguese): #35665 in September 2014
• Global: #159552 in October 2017

There are 12 language versions for this article in the WikiRank database (of the considered 55 Wikipedia language editions).

The quality and popularity assessment was based on Wikipédia dumps from July 1, 2026 (including revision history and pageviews for previous years).

The table below shows the language versions of the article with the highest quality.

#	Language	Quality grade	Quality score
1	Serbian (sr) Парцијални притисак угљен-диоксида		27.1171
2	Ukrainian (uk) PCO2		24.6168
3	English (en) PCO2		21.5457
4	Persian (fa) فشار جزئی دی اکسید کربن		21.0256
5	Catalan (ca) PCO2		20.2445
6	Armenian (hy) PCO2		19.3704
7	Spanish (es) PCO2		17.2248
8	Italian (it) Capnia		17.1087
9	Arabic (ar) ضغط ثاني أكسيد الكربون الجزئي		13.2004
10	French (fr) Capnie		9.9488

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The following table shows the most popular language versions of the article.

The most popular language versions of the article "PCO2" in all the time

#	Language	Popularity award	Relative popularity
1	English (en) PCO2		545 218
2	Spanish (es) PCO2		379 539
3	Portuguese (pt) PCO2		133 875
4	French (fr) Capnie		61 327
5	Arabic (ar) ضغط ثاني أكسيد الكربون الجزئي		35 011
6	Chinese (zh) 二氧化碳分压		17 451
7	Persian (fa) فشار جزئی دی اکسید کربن		16 680
8	Italian (it) Capnia		5 590
9	Serbian (sr) Парцијални притисак угљен-диоксида		735
10	Catalan (ca) PCO2		645

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The following table shows the language versions of the article with the highest popularity in the last month.

The most popular language versions of the article "PCO2" in June 2026

#	Language	Popularity award	Relative popularity
1	English (en) PCO2		603
2	French (fr) Capnie		113
3	Spanish (es) PCO2		88
4	Persian (fa) فشار جزئی دی اکسید کربن		72
5	Chinese (zh) 二氧化碳分压		72
6	Portuguese (pt) PCO2		30
7	Italian (it) Capnia		16
8	Catalan (ca) PCO2		12
9	Ukrainian (uk) PCO2		12
10	Serbian (sr) Парцијални притисак угљен-диоксида		11

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The following table shows the language versions of the article with the highest Authors’ Interest.

Language versions of the article "PCO2" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.

#	Language	AI award	Relative AI
1	English (en) PCO2		31
2	French (fr) Capnie		12
3	Italian (it) Capnia		10
4	Spanish (es) PCO2		7
5	Arabic (ar) ضغط ثاني أكسيد الكربون الجزئي		6
6	Portuguese (pt) PCO2		6
7	Persian (fa) فشار جزئی دی اکسید کربن		4
8	Chinese (zh) 二氧化碳分压		3
9	Armenian (hy) PCO2		2
10	Catalan (ca) PCO2		1

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The following table shows the language versions of the article with the highest Authors’ Interest in the last month.

Language versions of the article "PCO2" with the highest AI in June 2026

#	Language	AI award	Relative AI
1	Arabic (ar) ضغط ثاني أكسيد الكربون الجزئي		1
2	Catalan (ca) PCO2		0
3	English (en) PCO2		0
4	Spanish (es) PCO2		0
5	Persian (fa) فشار جزئی دی اکسید کربن		0
6	French (fr) Capnie		0
7	Armenian (hy) PCO2		0
8	Italian (it) Capnia		0
9	Portuguese (pt) PCO2		0
10	Serbian (sr) Парцијални притисак угљен-диоксида		0

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The following table shows the language versions of the article with the highest number of citations.

Language versions of the article "PCO2" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	English (en) PCO2		89
2	Spanish (es) PCO2		25
3	Arabic (ar) ضغط ثاني أكسيد الكربون الجزئي		15
4	French (fr) Capnie		13
5	Portuguese (pt) PCO2		9
6	Ukrainian (uk) PCO2		7
7	Chinese (zh) 二氧化碳分压		7
8	Italian (it) Capnia		6
9	Catalan (ca) PCO2		4
10	Serbian (sr) Парцијални притисак угљен-диоксида		3

More...

#	Language	Value
ar	Arabic ضغط ثاني أكسيد الكربون الجزئي
ca	Catalan PCO2
en	English PCO2
es	Spanish PCO2
fa	Persian فشار جزئی دی اکسید کربن
fr	French Capnie
hy	Armenian PCO2
it	Italian Capnia
pt	Portuguese PCO2
sr	Serbian Парцијални притисак угљен-диоксида
uk	Ukrainian PCO2
zh	Chinese 二氧化碳分压

Best Rank

Portuguese: #35665 09.2014

Global: #159552 10.2017

Best Rank

Portuguese: #29645 10.2022

Global: #132276 05.2019

On 1 July 2026 in multilingual Wikipedia, Internet users most often read articles on the following topics: 2026 FIFA World Cup, Kylian Mbappé, Erling Haaland, Democratic Republic of the Congo, FIFA World Cup, Harry Kane, Romelu Lukaku, Senegal, Michael Olise, Sadio Mané.

In Portuguese Wikipedia the most popular articles on that day were: Erling Haaland, República Democrática do Congo, Romelu Lukaku, Copa do Mundo FIFA de 2026, Kylian Mbappé, Senegal, Copa do Mundo FIFA, Lista de artilheiros da Copa do Mundo FIFA, Harry Kane, Carlo Ancelotti.

The WikiRank project is intended for automatic relative evaluation of the articles in the various language versions of Wikipedia. At the moment the service allows to compare over 50 million Wikipedia articles in 55 languages. Quality scores of articles are based on Wikipedia dumps from July, 2026. When calculating current popularity and AI of articles data from June 2026 was taken into account. For historical values of popularity and AI WikiRank used data from 2001 to 2026... More information