Trial Outcomes & Findings for Guangdong Uptake of Surgery Trial (NCT NCT01123928)

NCT ID: NCT01123928

Last Updated: 2012-02-03

Results Overview

Measured as a percentage of subjects who decide to undergo cataract surgery within 6 months after screening (positive) out of total subjects.

Recruitment status

COMPLETED

Study phase

NA

Target enrollment

434 participants

Primary outcome timeframe

within 6 months after screening examination

Results posted on

2012-02-03

Participant Flow

Subjects were recruited from 32 outreach screening sessions in various villages and townships of Guangdong province from June 2010 to November 2010.

Participant milestones

Participant milestones
Measure
Counseling
Subjects will be asked to watch a 5-10 min video and participate in a 10-15 min pre-operative counseling session with a trained nurse. Subjects will also participate in a 5 min post-operative counseling session.
Non-counseling
Subjects will be told that they had decreased vision due to cataract and that this could be treated, without being shown the video or given the counseling session by the nurse.
Overall Study
STARTED
212
222
Overall Study
COMPLETED
212
222
Overall Study
NOT COMPLETED
0
0

Reasons for withdrawal

Withdrawal data not reported

Baseline Characteristics

Guangdong Uptake of Surgery Trial

Baseline characteristics by cohort

Baseline characteristics by cohort
Measure
Counseling
n=212 Participants
Subjects will be asked to watch a 5-10 min video and participate in a 10-15 min pre-operative counseling session with a trained nurse. Subjects will also participate in a 5 min post-operative counseling session.
Non-counseling
n=222 Participants
Subjects will be told that they had decreased vision due to cataract and that this could be treated, without being shown the video or given the counseling session by the nurse.
Total
n=434 Participants
Total of all reporting groups
Age, Categorical
<=18 years
0 Participants
n=5 Participants
0 Participants
n=7 Participants
0 Participants
n=5 Participants
Age, Categorical
Between 18 and 65 years
29 Participants
n=5 Participants
19 Participants
n=7 Participants
48 Participants
n=5 Participants
Age, Categorical
>=65 years
183 Participants
n=5 Participants
203 Participants
n=7 Participants
386 Participants
n=5 Participants
Age Continuous
73.4 years
STANDARD_DEVIATION 8.7 • n=5 Participants
75.5 years
STANDARD_DEVIATION 8.0 • n=7 Participants
74.5 years
STANDARD_DEVIATION 8.4 • n=5 Participants
Sex: Female, Male
Female
128 Participants
n=5 Participants
121 Participants
n=7 Participants
249 Participants
n=5 Participants
Sex: Female, Male
Male
84 Participants
n=5 Participants
101 Participants
n=7 Participants
185 Participants
n=5 Participants
Region of Enrollment
China
212 participants
n=5 Participants
222 participants
n=7 Participants
434 participants
n=5 Participants

PRIMARY outcome

Timeframe: within 6 months after screening examination

Population: All participants who completed the study were analyzed.

Measured as a percentage of subjects who decide to undergo cataract surgery within 6 months after screening (positive) out of total subjects.

Outcome measures

Outcome measures
Measure
Counseling
n=212 Participants
Subjects will be asked to watch a 5-10 min video and participate in a 10-15 min pre-operative counseling session with a trained nurse. Subjects will also participate in a 5 min post-operative counseling session.
Non-counseling
n=222 Participants
Subjects will be told that they had decreased vision due to cataract and that this could be treated, without being shown the video or given the counseling session by the nurse.
Decision to Undergo Cataract Surgery (Surgery Acceptance)
31.1 percentage of participants
34.2 percentage of participants

SECONDARY outcome

Timeframe: within 6 months after screening examination

Population: All participants who completed the study were analyzed.

Measured as a percentage of people who presented to the hospital within 6 months after screening (positive) out of total subjects.

Outcome measures

Outcome measures
Measure
Counseling
n=212 Participants
Subjects will be asked to watch a 5-10 min video and participate in a 10-15 min pre-operative counseling session with a trained nurse. Subjects will also participate in a 5 min post-operative counseling session.
Non-counseling
n=222 Participants
Subjects will be told that they had decreased vision due to cataract and that this could be treated, without being shown the video or given the counseling session by the nurse.
Attendance at Hospital for Pre-operative Examination
40.1 percentage of participants
41.4 percentage of participants

SECONDARY outcome

Timeframe: Assessed during day of screening examination

Population: Analysis was conducted for all participants who responded to this question in the survey.

Measured as a percentage of subjects who correctly answer the question in a questionnaire.

Outcome measures

Outcome measures
Measure
Counseling
n=212 Participants
Subjects will be asked to watch a 5-10 min video and participate in a 10-15 min pre-operative counseling session with a trained nurse. Subjects will also participate in a 5 min post-operative counseling session.
Non-counseling
n=222 Participants
Subjects will be told that they had decreased vision due to cataract and that this could be treated, without being shown the video or given the counseling session by the nurse.
Knowledge That Cataract Can be Treated
87.7 percentage of respondents
79.7 percentage of respondents

SECONDARY outcome

Timeframe: Assessed during day of screening examination

Population: Analysis was conducted for all participants who responded to this question in the survey.

Measured as a percentage of subjects who agree with the statement in a questionnaire.

Outcome measures

Outcome measures
Measure
Counseling
n=212 Participants
Subjects will be asked to watch a 5-10 min video and participate in a 10-15 min pre-operative counseling session with a trained nurse. Subjects will also participate in a 5 min post-operative counseling session.
Non-counseling
n=222 Participants
Subjects will be told that they had decreased vision due to cataract and that this could be treated, without being shown the video or given the counseling session by the nurse.
Belief That Surgery Will be Painful
48.1 percentage of respondents
57.7 percentage of respondents

SECONDARY outcome

Timeframe: Assessed during day of screening examination

Population: Analysis was conducted for all participants who responded to this question in the survey.

Measured as a percentage of subjects who agree with the statement in a questionnaire.

Outcome measures

Outcome measures
Measure
Counseling
n=212 Participants
Subjects will be asked to watch a 5-10 min video and participate in a 10-15 min pre-operative counseling session with a trained nurse. Subjects will also participate in a 5 min post-operative counseling session.
Non-counseling
n=222 Participants
Subjects will be told that they had decreased vision due to cataract and that this could be treated, without being shown the video or given the counseling session by the nurse.
Belief That Vision Will Improve "a Lot" Following Surgery
62.0 percentage of respondents
54.0 percentage of respondents

SECONDARY outcome

Timeframe: Assessed during day of screening examination

Population: Analysis was conducted for all participants who responded to this question in the survey.

Measured as a percentage of subjects who agree with the statement in a questionnaire.

Outcome measures

Outcome measures
Measure
Counseling
n=212 Participants
Subjects will be asked to watch a 5-10 min video and participate in a 10-15 min pre-operative counseling session with a trained nurse. Subjects will also participate in a 5 min post-operative counseling session.
Non-counseling
n=222 Participants
Subjects will be told that they had decreased vision due to cataract and that this could be treated, without being shown the video or given the counseling session by the nurse.
Belief That Surgeons at the Hospital Are "Highly Skilled"
74.1 percentage of respondents
79.4 percentage of respondents

SECONDARY outcome

Timeframe: Assessed during day of screening examination

Population: Analysis was conducted for all participants who responded to this question in the survey.

Measured as a percentage of subjects who agree with the statement in a questionnaire.

Outcome measures

Outcome measures
Measure
Counseling
n=212 Participants
Subjects will be asked to watch a 5-10 min video and participate in a 10-15 min pre-operative counseling session with a trained nurse. Subjects will also participate in a 5 min post-operative counseling session.
Non-counseling
n=222 Participants
Subjects will be told that they had decreased vision due to cataract and that this could be treated, without being shown the video or given the counseling session by the nurse.
Belief That Doctors and Nurses at the Hospital Have "Very Good" Attitudes
81.9 percentage of respondents
82.9 percentage of respondents

Adverse Events

Counseling

Serious events: 0 serious events
Other events: 0 other events
Deaths: 0 deaths

Non-counseling

Serious events: 0 serious events
Other events: 0 other events
Deaths: 0 deaths

Serious adverse events

Adverse event data not reported

Other adverse events

Adverse event data not reported

Additional Information

Dr. Nathan Congdon

Zhongshan Ophthalmic Center

Phone: 13925056342

Results disclosure agreements

  • Principal investigator is a sponsor employee
  • Publication restrictions are in place