Table 1

Summary of the 19 included studies about breast cancer screening participation among women in mainland China

First author, publish year	Location	Sampling method	Study setting	Sample size	Age of participants (years)	Screening method and screening participation rates	Conceptual framework	Quality score*
Bao, 20189†	China	Multistage, stratified-cluster sampling	Community	72 511	35–69	BCS (CBE, MMG or ultrasound) in the past: 22.5%	None	7
Chen, 200733†	Shanghai	Convenient sampling	Community	739	≥40	CBE in the past: 51.2% MMG in the past: 26.5%	Health Belief Model	6
Chen, 201334†	Shanghai and Wuxi	Convenient sampling	Community	729	≥20	CBE in the past:74.5% MMG in the past: 45.1%	None	6
Cheng, 201827†	Tianjin	Convenient sampling	Community	1100	40–65	BCS (MMG or ultrasound) in the past 2 years: 28.9%	None	6
Fang, 201728†	Hangzhou	Stratified random sampling	Community	326	≥20	BCS (MMG or ultrasound) in the past: 27.80%	None	7
Gang, 201332‡	Yanbian	Convenient sampling	Not reported	406	≥20	Regular MMG in the past: 24%	None	6
Guo, 201135†	Urumqi	Random cluster sampling	Community	1560	≥18	CBE in the past: 67.63% MMG in the past: 16.09%	Knowledge-Attitude- Practice model	7
Huang, 201120‡	Sichuan province	Convenient sampling	Community	1162	35–69	Regular BCS (CBE, MMG or ultrasound) in the past: 31.2%	None	6
Li, 201729†	Shanghai	Convenient sampling	A perimenopausal clinic	1133	40–60	BCS (MMG or ultrasound) in the past 1 year: 24.44%	None	6
Mu, 201521†	Liaoning province	Multistage, stratified-cluster, random sampling	Community	4154	≥20	BCS (CBE, MMG or ultrasound) in the past: 4.48%	None	6
Pan, 201336†	Shanghai	Convenient sampling	Community	501	20–75	CBE in the past: not reported MMG in the past: not reported	Health Belief Model	5
Sha, 201722†	Hefei	Random cluster sampling	Community	805	40–70	BCS (CBE, MMG or ultrasound) in the past: 18.6%	Health Belief Model	7
Tain, 201823†	Zhejiang province, Jiangxi province, and Qinghai province	Multistage, stratified-cluster, random sampling	Community	599	≥18	BCS (CBE, MMG or ultrasound) in the past: 65.6%	None	5
Wang, 201324‡	China	Multistage, stratified-cluster, random sampling	Community	53 513	≥18	BCS (CBE, MMG or ultrasound) in the past: 21.7%	None	7
Wang, 201537†	Nanjing	Convenient sampling	Community	418	≥40	CBE in the past: 82.3% MMG in the past: 12.2%	Health Belief Model	5
Wu, 201230‡	Wuhan	Convenient sampling	The gatherings of community centres, parks, and temples	400	≥40	MMG/ultrasound in the previous 5 years: not reported	None	6
Yan, 201725†	Shanxi province	Multistage, stratified-cluster, random sampling	Community	800	35–64	BCS (CBE, MMG or ultrasound) in the past: 51.38%	None	6
You, 201926‡	Jiangsu province	Multistage, stratified random sampling	Community	6520	35–64	BCS (CBE, MMG or ultrasound) in the last year: 41.76%	Andersen’s Behavioural Model of Health Service Use	5
Zhang, 201831†	Suzhou	Convenient sampling	Community	644	≥40	MMG in the past: 22.4% ultrasound in the past:36.7 %	Health Belief Model	6

*Quality score is the number of items met.
†Article published in Chinese.
‡Article published in English.
BCS, breast cancer screening;CBE, clinical breast examination; MMG, mammography.