Adverse events of sacral neuromodulation for fecal incontinence reported to the federal drug administration

Table 3 Relationship between common primary and secondary concerns

Primary concern	No. of reports	Secondary concern
Lack of benefit	74	Battery depletion: n = 2 Generator displacement: n = 3 Electromagnetic interference: n = 7 Lead problem: n = 3 Pain: n = 43 Programming problems: n = 14 Other: n = 2
Pain or discomfort	32	Generator displacement: n = 1 Electromagnetic interference: n = 8 Lack of benefit: n = 11 Lead problem: n = 1 Pain (second type): n = 4 Programming problems: n = 5 Other: n = 2
Pocket site complications	8	Lack of benefit: n = 1 Lead problem: n = 2 Pain: n = 5
Lead problem	5	Generator displacement: n = 1 Lack of benefit: n = 3 Pain: n = 1
Programming problem	4	Electromagnetic interference: n = 2 Lack of benefit: n = 1 Pain: n = 1