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Table 1 A baseline characteristic of included studies in COVID-19

From: Prevalence of comorbidity in Chinese patients with COVID-19: systematic review and meta-analysis of risk factors

  Study Region Date number (n, %) Age symptoms (%) comorbidity (n, %)
All male female non-severe severe Fever Cough Myalgia Dyspnea All non-severe severe
1 Cheng Kebin Wuhan Jinyintan Hospital, Hubei, China 01.01–02.06 463 244 (53) 219 (47) 282 (61) 181 (39) 51 (43,60) 90 77 13 42 45 (9) 25 (10) 20 (9)
2 Fang Xiaowei Anhui Provincial Hospital, Hefei, China 01.22–02.18 79 45 (57) 34 (43) 55 (70) 24 (30) 45 ± 16 85 57 34 11 27 (34) 11 (20) 16 (66)
3 Li dan Zhuzhou Central Hospital, Hunan, China 01.20–02.27 80 40 (50) 40 (50) 63 (79) 17 (21) 47 (3–90) 74 71 27 23 22 (27)
4 Li Kunhua The Second Affiliated Hospital of Chongqing Medical University, Chongqing, China 01.01–02.29 83 44 (53) 39 (47) 58 (70) 25 (30) 45 ± 12 87 78 18 11 15 (18) 4 (6) 11 (44)
5 Sun Lijun Beijing 302 Hospital, Beijing, China 01.20–02.15 55 31 (56) 24 (44) 40 (73) 15 (27) 44 (34–56) 82 47 18 9 21 (23) 9 (15) 12 (40)
6 Xiao Kaihu Chongqing University Three Gorges Hospital, Chongqing, China 01.23–02.08 143 73 (51) 70 (49) 107 (75) 36 (25) 45.1 ± 1.0 67 53 26 18 46 (32) 29 (27) 17 (47)
7 Yuan Jing Affiliated Public health hospital of southwest university, Chongqing, China 01.24–02.23 223 105 (47) 118 (53) 192 (86) 31 (14) 46.5 ± 16.1 53 51 5 5 54 (24) 40 (21) 14 (45)
8 Zhang Guqin Zhongnan Hospital of Wuhan University, Hubei, China 01.02–02.10 221 108 (49) 113 (51) 166 (75) 55 (25) 55 (39–66) 91 61 29 78 (35) 40 (24) 38 (69)
9 Zhang Jin-jin No. 7 Hospital of Wuhan, Hubei, China 01.10–02.03 140 69 (49) 71 (51) 82 (59) 58 (41) 57 (25–87) 92 75 75 37 90 (64) 44 (54) 46 (80)
10 Zhao Cancan The First Affiliated Hospital of Bengbu Medical College, Anhui, China 01.24–02.17 189 91 (48) 98 (52) 153 (80) 36 (20) 46 ± 16 97 98 20 11 45 (24) 25 (16) 20 (56)
11 Zhao Xin-Ying Jingzhou Central Hospital, Hubei, China 01.16–02.10 91 49 (54) 42 (46) 61 (67) 30 (33) 46 65 82 17 18 (33) 10 (25) 8 (53)
12 Zheng Yongli Chengdu Public Health Clinical Medical Center, Sichuan, China 01.16–02.20 99 51 (51) 48 (49) 67 (67) 32 (33) 49 ± 18 86 85 12 35 41 (41) 18 (27) 23 (72)
13 Siqin Zhang Guizhou Provincial Staff Hospital, Guizhou, China 02.15–03.31 134 69 (51) 65 (49) 115 (86) 19 (14) 33 (21–46) 25 (18) 13 (18) 12 (18)
14 Yiping Wei Suizhou Zengdu Hospital, Hubei, China 01.27–03.11 276 155 (56) 121 (44) 262 (95) 14 (5) 51 (41–58) 100 79 9 15 68 (24) 56 (36) 12 (9)
15 Huilin Fang Wuhan Third Hospital, Hubei, China 01.27–03.15 1280 615 (49) 655 (51) 793 (62) 487 (38) 63 (51–70) 68 67 6 6 600 (46) 300 (48) 300 (45)
16 Yang Xiuhong Wuhan NO.1 Hospital, Hubei, China 02.12–03.07 412 183 (44) 229 (56) 111 (27) 301 (73) 60 ± 14 63 53 23 13 229 (55) 69 (37) 160 (69)
17 Ren Meixin Beijing Youan Hospital, Beijing, China 01.21–03.31 103 45 (44) 58 (56) 71 (69) 32 (31) 41 (39) 19 (42) 22 (37)
18 Wang Ling Huangshi Central Hospital, Hubei, China 01.23–03.01 92 42 (46) 50 (54) 71 (77) 21 (23) 50 ± 16 70 58 1
19 Yao Chunyong Yicheng People’s Hospital, Hubei, China 01.16–02.09 66 55 (83) 11 (17) 21–71 85 71
20 Lv Yaodong Nanning Fourth People’s Hospital, Guangxi, China 01.23–03.02 58 29 (50) 29 (50) 44 (76) 14 (24) 55 (3 m-90 yr) 50 57 36 17 26 (44) 15 (51) 11 (37)
21 Cheng Fang Wenzhou Central Hospital, Zhejiang, China 01.15–02.29 77 43 (56) 34 (44) 50 (65) 27 (35) 46 ± 16 90 70 8 30
22 Shan-Yan Zhang Multiple hospitals in ZheJiang Province, China 01.17–02.12 788 407 (52) 381 (48) 710 (90) 78 (10) 81 64 12 218 (27) 171 (42) 47 (12)
23 Zhengtong Lv Jiangan Fangcang shelter hospital, Hubei, China 02.01–03.31 409 188 (46) 221 (54) 361 (88) 48 (12) 50 ± 12 96 74 16
24 Zhichao Feng The whole Hunan province, China 01.17–02.28 564 284 (50) 280 (50) 495 (88) 69 (12) 47 (36, 58) 63 57 4 5 132 (23) 95 (33) 37 (13)
25 Chen Zhao Union Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, Hubei, China 02.13–02.25 172 82 (48) 90 (52) 112 (65) 60 (35) 65 (57, 71) 63 55 22 95 (55) 57 (69) 38 (42)
26 Lingshuang Sheng Tongji Hospital of Tongji Medical College of Huazhong University of Science and Technology, Wuhan, Hubei, China 232 102 (44) 130 (56) 68 (58–90) 133 (57)
27 Yifei Nie 279 hospitals in Henan Province, Henan, China 01.23–02.05 655 367 (56) 288 (44) 583 (90) 72 (10) 43 ± 15
28 Sheng-long Chen 32 hospitals in Guangdong Province, Guangdong, China 01.14–03.16 1168 560 (48) 608 (52) 1020 (87) 148 (13) 43 (32–57) 69 49 8 7 245 (20) 172 (30) 73 (12)
29 B. Cheng The Central Hospital of Wuhan, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, Hubei, China 01.01–03.20 456 211 (46) 245 (54) 205 (45) 251 (55) 54 ± 18 65 53 34 22
30 Songqiao Liu 24 hospitals in Jiangsu province, China 01.10–03.15 625 329 (53) 296 (47) 561 (90) 64 (10) 44 ± 17 66 55
31 XiaoYu The Center for disease control and prevention in ShangHai, China 01.24–02.19 333 161 (48) 172 (52) 307 (92) 26 (8) 50 (35, 63) 82 41 8 1 107 (32) 91 (56) 16 (9)
32 Yanpei Zhang the People’s Hospital of Honghu, Hubei, China & the First Affiliated Hospital of Nanchang University, Jiangxi, China 01.01–03.18 365 176 (48) 189 (52) 339 (93) 26 (7) 46 ± 15 61 53 0 4
33 Yuan Cen Huoshenshan Hospital & General Hospital of the central theater Command of the people’s Liberation Army & Mobile cabin hospitals in Wuhan, Hubei, China 1007 493 (49) 514 (51) 720 (71) 287 (29) 61 (49–68) 75 65 2 36 364 (36) 195 (39) 169 (32)
34 Jixiang Zhang Renmin Hospital of Wuhan University, Hubei, China 01.11–02.06 663 321 (48) 342 (52) 254 (39) 409 (61) 55 (44, 69) 79 62 10 24
35 Qing Zhang First Hospital of Jilin University and Infectious Diseases Hospital in Changchun City, Jilin, China 01.23–02.25 41 23 (56) 18 (44) 33 (80) 8 (19) 45 (31, 53) 78 71 7 20
36 Jing-Bo Wang Sixth People’s Hospital of Shenyang, Liaoning, China 01.24–02.17 56 24 (43) 32 (57) 45 (80) 11 (20) 45 (21–80) 75 61 11 27 26 (46) 18 (75) 8 (25)
37 Nannan Zhang Jining Infectious Disease Hospital, Jining City, Shandong, China 01.24–03.01 78 60 (77) 18 (23) 72 (92) 6 (8) 43 ± 15 81 46 5 10
38 Qingchun Yao Dabieshan Medical Center, Huanggang city, Hubei, China 01.30–03.11 108 43 (40) 65 (60) 83 (77) 25 (23) 52 (37–58) 74 78 26 14 25 (23) 12 (27) 13 (20)
39 Zixin Shu Hubei Provincial Hospital of Traditional Chinese Medicine, Hubei, China 01.15–03.02 293 135 (46) 158 (54) 207 (71) 86 (29) 57 ± 15 35 51 178 (60) 108 (80) 70 (44)
40 Huihuang Huang Fifth Medical Center of Chinese PLA General Hospital, Beijing, China 01.13–03.10 64 37 (58) 27 (42) 43 (67) 21 (33) 47 ± 18
41 Chang-Zheng Wang Xiangyang No.1 People’s Hospital, Hubei University of Medicine, Xiangyang, Hubei, China 01.10–02.28 85 45 (53) 40 (47) 39 (46) 46 (54) 59 ± 15 89 76 42 9
  1. Age presented in the form of median with range (−) or interquartile range (,), or mean with SD (±) according to the original data