Table 1

Sample Size, Nairobi informal settlements, Kenya

Survey 1

Survey 2

Survey 3

Survey 4

Survey 5

Survey 6

Survey 7

Survey 8

Number of observation


Survey period ==>

Feb-Apr 2007

Jul-Aug 2007

Oct-Dec 2007&Mar-Apr 2008

May-Aug 2008

Sep 2008-Jan 2009

Feb-May 2009

Jun-Sep 2009

Oct-Jan 2010

Feb 2007-Sept 2009


Panel 1

615

507

378

*

*

*

*

*

1,500

Panel 2

458

359

323

*

*

*

*

1,140

Panel 3

948

727

645

*

*

*

2,320

Panel 4

968

814

696

*

*

2,478

Panel 5

479

398

333

*

1,210

Panel 6

831

689

498

2,018

Total

615

965

1,685

2,018

1,938

1,925

1,022

498

10,666


* Censored

Note: The total number of children enrolled across all six panels is 4299

Kimani-Murage et al. BMC Public Health 2011 11:396   doi:10.1186/1471-2458-11-396

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