TABLE 4

Frequency Distribution and Cumulative Frequency of 6 Categories of Surgical Procedures Among Patients With Nonmyelomeningocele SB, by Age; From the NSBPR, 2009–2013 (Total = 1626 Procedures)

Age, yGastrointestinal, n = 134 ProceduresNeurologic, n = 864 ProceduresOrthopedic, n = 270 ProceduresSkin, n = 99 ProceduresUrologic, n = 172 ProceduresOther, n = 87 Procedures
Frequency, %Cumulative Frequency, %Frequency, %Cumulative Frequency, %Frequency, %Cumulative Frequency, %Frequency, %Cumulative Frequency, %Frequency, %Cumulative Frequency, %Frequency, %Cumulative Frequency, %
<140.34052.8536.3625.32513.41320.721
17.5488.2615.2121.0265.81913.835
20.8494.1655.9171.0278.12710.345
35.2542.7687.8255.1324.13111.556
44.5583.0718.2334.0368.1409.266
53.7622.8747.0402.03811.6516.972
64.5672.3763.7443.0416.4583.576
73.0703.6804.8492.0435.2636.983
85.2751.6815.2540.0437.6704.687
93.7783.6855.2592.0452.3731.289
106.0842.8884.8644.0492.9763.592
110.8852.4908.2726.1562.3781.293
122.2871.3918.2816.1624.7832.396
131.5891.3935.6864.0662.3850.096
140.0891.0943.3895.1711.1861.297
152.2910.7941.9916.1778.7952.399
160.0911.5961.5936.1831.2960.099
170.8921.5972.2955.1881.7980.099
180.8930.5980.0959.1971.2990.099
190.0930.6983.0981.0980.0991.2100
20–245.2980.5991.91002.01001.21000.0100
>252.21001.41000.41000.01000.01000.0100
  • See a complete list of the surgical procedures by category in Table 1.