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Table 2 Descriptive statistics of SF BPI-Sin scores (n = 151)

From: Evaluating psychometric properties of the Short Form Brief Pain Inventory Sinhala Version (SF BPI-Sin) among Sinhala speaking patients with cancer pain in Sri Lanka

BPI Item Mean SD Minimum Maximum Skewness Kurtosis
Worst pain 8.06 1.79 3 10  − 0.522  − 0.780
Least pain 1.11 1.37 0 6 1.233 1.245
Average pain 4.75 1.54 1 8  − 0.168  − 0.410
Pain now 3.87 1.81 0 8  − 0.330  − 0.351
General activity 5.59 2.57 0 10  − 0.507  − 0.545
Walking ability 5.23 3.24 0 10  − 0.320  − 1.293
Normal works 6.93 2.46 0 10  − 1.122 0.698
Sleep 6.17 2.62 0 10  − 1.115 0.582
Relationships 4.58 2.34 0 10 0.295  − 0.527
Enjoyment of life 7.87 2.13 0 10  − 1.813 4.060
Mood 7.70 2.21 0 10  − 1.693 2.993