Table 3.

Risk of dysentery among recipients of OCV or placebo, by VCLC of OCV during the 1st year of follow-up, Matlab, Bangladesh (3).

VCLC of OCV†	Target population	Recipients of 2 doses	Number of cases	Risk per 1,000 persons*
<28%	24,954	8,479	45	5.30
28–35%	25,059	13,312	28	2.10
36–40%	24,583	16,275	49	3.01
41–50%	24,159	17,314	40	2.31
≥51%	22,394	18,623	48	2.58
Total	121,149	74,003	210	2.84

^*Spearman's correlation coefficient: −0.30 (P = 0.62).

^†Arranged into quintiles, each with approximately the same size of population that was age- and gender-eligible to have participated in the trial.