Table 4.

Frequency of Cases, Complications, and ORs per Risk Group Based on the Total Number of Cases (n = 372)

Risk Group	Cases	Complications	Mean	OR	SD	99% CI			RR
Low	215	9	1.04	0.04	0.04	0.005	1.035	1.045	0.04
Moderate	113	9	1.27	0.09	0.05	0.007	1.263	1.277	0.09
High	44	10	1.65	0.29	0.17	0.023	1.627	1.673	0.29

SD, standard deviation.