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Table 2 Details about cryoablation procedures (N = 41, 73 tumors treated)

From: The safety and response of CT guided percutaneous cryoablation for lung nodules by 17-gauge needles

Characteristics

Value

Number of tumors

73

Number of Procedures

62

Numbers of Needles Used Per Tumor Mean ± SD (range)

1.5 ± 0.84(1–4)

Number of Tumors Treated In One Procedure, Mean ± SD (range)

1.16 ± 0.37(1–2)

Number of Tumors Treated Per Patient, Mean ± SD (range)

1.49 ± 1.05 (1–6)

Mean Tumor Diameter ± SD ( range ) cm

1.48 ± 1.22(0.4–6.7a)

Mean Procedure Time ± SD (range), minutes

103.24 ± 38.3(58–232b)

Mean Days of Post Procedure Hospital Stay, days (range)

2.27(1–11)

Complication of CA Procedure

    Rate of Pneumothorax Per Procedure

51.6% (32/62)

    Rate of Pigtail Drainage For Each Episode of Pneumothorax

21.8% (7/32)

    Rate of Pigtail Drainage for pneumothorax per procedure

11.3% (7/62)

    Rate of Hemoptysis Per Procedure

12.9% (8/62)

  1. afor debulking purpose
  2. bSecond CA followed first CA in one procedure