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Table 1 Patient characteristics

From: The impact of a simple positioning aid device on the diagnostic performance of thyroid cancer in CT scans: a randomized controlled trial

Characteristics

Overall (n = 147)

Group A (n = 72)

Group B (n = 75)

P value

Age (years)

51.0 [39.5, 58.0]

49.5 [35.5, 55.0]

54.0 [42.0, 59.5]

0.091

Female

116 (78.9)

61 (84.7)

55 (73.3)

0.136

Height (cm)

159.0 [156.0, 164.0]

159.0 [156.0, 163.0]

160.0 [156.0, 165.0]

0.876

Weight (kg)

60.0 [54.5, 68.5]

60.0 [53.0, 66.0]

62.0 [55.0, 70.0]

0.304

Body mass index, BMI (kg/m2)

23.5 [21.2, 26.3]

23.3 [20.9, 25.9]

23.9 [21.3, 26.6]

0.389

Contrast dose (mL)

52.0 [47.5, 59.0]

52.0 [46.0, 56.0]

54.0 [48.0, 60.0]

0.246

Injection rate (mL/s)

2.6 [2.4, 2.9]

2.6 [2.3, 2.8]

2.7 [2.4, 3.0]

0.213

  1. Continuous variables are presented as median [upper quartile, lower quartile] and categorical variables are expressed as n (%)