Traditional Chinese Medicine Syndromes for Essential Hypertension: A Literature Analysis of 13,272 Patients

Table 2

Number of papers and cases in region.

Region (China)	Provinces	Papers (pieces)	Cases	Male	Female
North China	Hebei	5	552	323	229
	Beijing	6	1374	718	656
	Inner Mongolia	1	53	16	37
	Tianjin	2	247	131	116
Northeast	Liaoning	2	646	376	270
	Heilongjiang	2	152	86	66
Northwest	Xinjiang	2	230	124	106
	Shanxi	1	197	103	94
	Gansu	2	260	148	112
Central China	Henan	2	200	101	99
	Hubei	1	149	74	75
	Hunan	1	120	64	56
East China	Shandong	3	368	211	157
	Jiangsu	10	3004	1489	1515
	Anhui	4	859	421	438
	Zhejiang	6	655	354	301
	Fujian	6	466	307	159
	Jiangxi	1	112	83	29
	Shanghai	3	338	154	184
South China	Guangdong	12	1972	1047	925
	Guangxi	7	936	519	417
Southwest China	Yunnan	1	54	30	24
	Guizhou	2	162	90	72
	Sichuan	1	166	106	60
Total		83	13272	7075	6197