第IX因子

Coagulation factor IX - mammalian protein found in Homo sapiens. Article “第IX因子” in Japanese Wikipedia has 35.3 points for quality (as of July 1, 2025). The article contains 30 references and 7 sections.

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

Since the creation of article “第IX因子”, its content was written by 3 registered users of Japanese Wikipedia and edited by 234 registered Wikipedia users in all languages.

The article is cited 58 times in Japanese Wikipedia and cited 1673 times in all languages.

The highest Authors Interest rank from 2001:

• Local (Japanese): #31974 in November 2019
• Global: #75189 in July 2009

The highest popularity rank from 2008:

• Local (Japanese): #322176 in January 2020
• Global: #180446 in December 2013

There are 23 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, 2025 (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	Chinese (zh) 第九凝血因子		75.5508
2	English (en) Factor IX		62.8326
3	Hungarian (hu) Christmas-faktor		39.938
4	Japanese (ja) 第IX因子		35.3487
5	Hebrew (he) פקטור IX		34.2653
6	Galician (gl) Factor IX		32.6273
7	Polish (pl) Czynnik IX		31.203
8	Finnish (fi) Tekijä IX		31.016
9	Serbo-Croatian (sh) Faktor IX		27.3664
10	Ukrainian (uk) Фактор зсідання крові IX		26.8248

More...

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

The most popular language versions of the article "第IX因子" in all the time

#	Language	Popularity award	Relative popularity
1	English (en) Factor IX		674 770
2	Spanish (es) Factor IX de la coagulación		111 027
3	German (de) Christmas-Faktor		100 228
4	Russian (ru) Фактор свёртывания крови IX		60 229
5	French (fr) Facteur anti-hémophilique B		37 959
6	Portuguese (pt) Fator IX		36 210
7	Italian (it) Fattore IX		30 286
8	Polish (pl) Czynnik IX		19 353
9	Arabic (ar) العامل التاسع		16 417
10	Persian (fa) فاکتور نه		14 013

More...

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 "第IX因子" in June 2025

#	Language	Popularity award	Relative popularity
1	English (en) Factor IX		1 112
2	Spanish (es) Factor IX de la coagulación		146
3	Russian (ru) Фактор свёртывания крови IX		137
4	German (de) Christmas-Faktor		131
5	Japanese (ja) 第IX因子		96
6	French (fr) Facteur anti-hémophilique B		84
7	Italian (it) Fattore IX		82
8	Chinese (zh) 第九凝血因子		57
9	Hungarian (hu) Christmas-faktor		55
10	Portuguese (pt) Fator IX		46

More...

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

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

#	Language	AI award	Relative AI
1	English (en) Factor IX		62
2	German (de) Christmas-Faktor		29
3	French (fr) Facteur anti-hémophilique B		21
4	Italian (it) Fattore IX		14
5	Portuguese (pt) Fator IX		14
6	Hebrew (he) פקטור IX		10
7	Hungarian (hu) Christmas-faktor		10
8	Russian (ru) Фактор свёртывания крови IX		10
9	Spanish (es) Factor IX de la coagulación		9
10	Polish (pl) Czynnik IX		9

More...

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

Language versions of the article "第IX因子" with the highest AI in June 2025

#	Language	AI award	Relative AI
1	Arabic (ar) العامل التاسع		0
2	Czech (cs) Faktor IX		0
3	German (de) Christmas-Faktor		0
4	English (en) Factor IX		0
5	Spanish (es) Factor IX de la coagulación		0
6	Persian (fa) فاکتور نه		0
7	Finnish (fi) Tekijä IX		0
8	French (fr) Facteur anti-hémophilique B		0
9	Galician (gl) Factor IX		0
10	Hebrew (he) פקטור IX		0

More...

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

Language versions of the article "第IX因子" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	English (en) Factor IX		521
2	Indonesian (id) Protromboplastin beta		176
3	Persian (fa) فاکتور نه		130
4	Arabic (ar) العامل التاسع		129
5	Portuguese (pt) Fator IX		106
6	French (fr) Facteur anti-hémophilique B		71
7	Italian (it) Fattore IX		60
8	Japanese (ja) 第IX因子		58
9	Serbian (sr) Koagulacioni faktor IXa		49
10	Romanian (ro) Factor IX		48

More...

#	Language	Value
ar	Arabic العامل التاسع
cs	Czech Faktor IX
de	German Christmas-Faktor
en	English Factor IX
es	Spanish Factor IX de la coagulación
fa	Persian فاکتور نه
fi	Finnish Tekijä IX
fr	French Facteur anti-hémophilique B
gl	Galician Factor IX
he	Hebrew פקטור IX
hr	Croatian Faktor IX
hu	Hungarian Christmas-faktor
id	Indonesian Protromboplastin beta
it	Italian Fattore IX
ja	Japanese 第IX因子
pl	Polish Czynnik IX
pt	Portuguese Fator IX
ro	Romanian Factor IX
ru	Russian Фактор свёртывания крови IX
sh	Serbo-Croatian Faktor IX
sr	Serbian Koagulacioni faktor IXa
uk	Ukrainian Фактор зсідання крові IX
zh	Chinese 第九凝血因子

Best Rank

Japanese: #322176 01.2020

Global: #180446 12.2013

Best Rank

Japanese: #31974 11.2019

Global: #75189 07.2009

On 28 January 2026 in multilingual Wikipedia, Internet users most often read articles on the following topics: 2025–26 UEFA Champions League, Nipah virus, Doomsday Clock, UEFA Champions League, Elena Rybakina, Donald Trump, 2026 European Men's Handball Championship, killing of Alex Pretti, Kristi Noem, deaths in 2026.

In Japanese Wikipedia the most popular articles on that day were: 羽月隆太郎, 塩屋浩三, 大石晃子, 唐橋ユミ, ディアトロフ峠事件, 岩城滉一, 塩屋翼, M!LK, 濱正悟, 森下千里.

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 44 million Wikipedia articles in 55 languages. Quality scores of articles are based on Wikipedia dumps from July, 2025. When calculating current popularity and AI of articles data from June 2025 was taken into account. For historical values of popularity and AI WikiRank used data from 2001 to 2025... More information