Table 2 Human risk assessment index score.

From: Systemic and dynamic risk analysis of drilling construction based on bayesian network and system dynamics model

Safety knowledgeC1

Operational skillC2

Worker’s characterC3

Seniority of personnelC4

Emergency capacityC5

75

95

70

50

55

85

60

50

90

80

60

90

75

80

70

85

95

85

70

60

60

85

55

85

90

80

80

60

65

75

85

95

85

80

85

75

80

70

90

70

90

95

85

60

75

70

80

55

75

95

75

80

65

90

60

90

80

65

75

75

80

95

85

90

95

75

80

55

60

90

90

95

65

75

60

60

85

85

90

95

70

60

55

75

80

80

95

70

60

80

60

75

65

85

90

85

90

50

75

60

80

80

90

60

80

80

95

60

75

90

90

80

65

60

95

80

90

55

90

60

95

80

85

75

90