APPENDIX A.
Items Included in Calibration
| Variable Name | Item Stem | Responses | Discrimination | Category Boundaries |
|---|---|---|---|---|
| PROMIS PAININ1 | In the past 7 days, how difficult was it for you to take in new information because of pain? | 1 = Not at all, 2 = A little bit, 3 = Somewhat, 4 = Quite a bit, 5 = Very much | 3.34 | 0.84, 1.40, 2.02, 2.70 |
| PROMIS PAININ3 | In the past 7 days, how much did pain interfere with your enjoyment of life? | 1 = Not at all, 2 = A little bit, 3 = Somewhat, 4 = Quite a bit, 5 = Very much | 4.98 | 0.13, 0.88, 1.38, 1.91 |
| PROMIS PAININ5 | In the past 7 days, how much did pain interfere with your ability to participate in leisure activities? | 1 = Not at all, 2 = A little bit, 3 = Somewhat, 4 = Quite a bit, 5 = Very much | 5.05 | 0.24, 0.91, 1.45, 2.04 |
| PROMIS PAININ6 | In the past 7 days, how much did pain interfere with your close personal relationships? | 1 = Not at all, 2 = A little bit, 3 = Somewhat, 4 = Quite a bit, 5 = Very much | 4.06 | 0.63, 1.17, 1.67, 2.20 |
| PROMIS PAININ8 | In the past 7 days, how much did pain interfere with your ability to concentrate? | 1 = Not at all, 2 = A little bit, 3 = Somewhat, 4 = Quite a bit, 5 = Very much | 3.75 | 0.40, 1.11, 1.69, 2.34 |
| PROMIS PAININ9 | In the past 7 days, how much did pain interfere with your day to day activities? | 1 = Not at all, 2 = A little bit, 3 = Somewhat, 4 = Quite a bit, 5 = Very much | 6.53 | 0.16, 0.9, 1.44, 2.01 |
| PROMIS PAININ10 | In the past 7 days, how much did pain interfere with your enjoyment of recreational activities? | 1 = Not at all, 2 = A little bit, 3 = Somewhat, 4 = Quite a bit, 5 = Very much | 5.15 | 0.13, 0.79, 1.26, 1.85 |
| PROMIS PAININ11 | In the past 7 days, how often did you feel emotionally tense because of your pain? | 1 = Not at all, 2 = A little bit, 3 = Somewhat, 4 = Quite a bit, 5 = Very much | 3.74 | 0.33, 1.02, 1.49, 2.15 |
| PROMIS PAININ12 | In the past 7 days, how much did pain interfere with the things you usually do for fun? | 1 = Not at all, 2 = A little bit, 3 = Somewhat, 4 = Quite a bit, 5 = Very much | 5.30 | 0.18, 0.83, 1.29, 1.88 |
| PROMIS PAININ13 | In the past 7 days, how much did pain interfere with your family life? | 1 = Not at all, 2 = A little bit, 3 = Somewhat, 4 = Quite a bit, 5 = Very much | 5.04 | 0.47, 1.08, 1.63, 2.17 |
| PROMIS PAININ14 | In the past 7 days, how much did pain interfere with doing your tasks away from home (e.g., getting groceries, running errands)? | 1 = Not at all, 2 = A little bit, 3 = Somewhat, 4 = Quite a bit, 5 = Very much | 4.83 | 0.43, 1.00, 1.46, 2.04 |
| PROMIS PAININ16 | In the past 7 days, how often did pain make you feel depressed? | 1 = Never, 2 = Rarely, 3 = Sometimes, 4 = Often, 5 = Always | 3.18 | 0.42, 1.01, 1.71, 2.28 |
| PROMIS PAININ17 | In the past 7 days, how much did pain interfere with your relationships with other people? | 1 = Not at all, 2 = A little bit, 3 = Somewhat, 4 = Quite a bit, 5 = Very much | 4.70 | 0.58, 1.19, 1.71, 2.32 |
| PROMIS PAININ18 | In the past 7 days, how much did pain interfere with your ability to work (include work at home)? | 1 = Not at all, 2 = A little bit, 3 = Somewhat, 4 = Quite a bit, 5 = Very much | 4.62 | 0.25, 0.9, 1.40, 1.88 |
| PROMIS PAININ19 | In the past 7 days, how much did pain make it difficult to fall asleep? | 1 = Not at all, 2 = A little bit, 3 = Somewhat, 4 = Quite a bit, 5 = Very much | 2.83 | 0.23, 0.95, 1.45, 2.08 |
| PROMIS PAININ20 | In the past 7 days, how much did pain feel like a burden to you? | 1 = Not at all, 2 = A little bit, 3 = Somewhat, 4 = Quite a bit, 5 = Very much | 4.28 | 0.11, 0.76, 1.19, 1.72 |
| PROMIS PAININ22 | In the past 7 days, how much did pain interfere with work around the home? | 1 = Not at all, 2 = A little bit, 3 = Somewhat, 4 = Quite a bit, 5 = Very much | 5.40 | 0.17, 0.84, 1.33, 1.96 |
| PROMIS PAININ24 | In the past 7 days, how often was pain distressing to you? | 1 = Never, 2 = Rarely, 3 = Sometimes, 4 = Often, 5 = Always | 3.60 | −0.01, 0.62, 1.32, 2.08 |
| PROMIS PAININ26 | In the past 7 days, how often did pain keep you from socializing with others? | 1 = Never, 2 = Rarely, 3 = Sometimes, 4 = Often, 5 = Always | 4.88 | 0.58, 1.09, 1.68, 2.52 |
| PROMIS PAININ29 | In the past 7 days, how often was your pain so severe you could think of nothing else? | 1 = Never, 2 = Rarely, 3 = Sometimes, 4 = Often, 5 = Always | 3.43 | 0.64, 1.14, 1.82, 2.92 |
| PROMIS PAININ31 | In the past 7 days, how much did pain interfere with your ability to participate in social activities? | 1 = Not at all, 2 = A little bit, 3 = Somewhat, 4 = Quite a bit, 5 = Very much | 5.91 | 0.47, 1.01, 1.51, 2.08 |
| PROMIS PAININ32 | In the past 7 days, how often did pain make you feel discouraged? | 1 = Never, 2 = Rarely, 3 = Sometimes, 4 = Often, 5 = Always | 3.49 | 0.18, 0.76, 1.47, 2.2 |
| PROMIS PAININ34 | In the past 7 days, how much did pain interfere with your household chores? | 1 = Not at all, 2 = A little bit, 3 = Somewhat, 4 = Quite a bit, 5 = Very much | 4.93 | 0.18, 0.84, 1.36, 1.98 |
| PROMIS PAININ35 | In the past 7 days, how much did pain interfere with your ability to make trips from home that kept you gone for more than 2 hours? | 1 = Not at all, 2 = A little bit, 3 = Somewhat, 4 = Quite a bit, 5 = Very much | 4.14 | 0.75, 1.18, 1.63, 2.13 |
| PROMIS PAININ36 | In the past 7 days, how much did pain interfere with your enjoyment of social activities? | 1 = Not at all, 2 = A little bit, 3 = Somewhat, 4 = Quite a bit, 5 = Very much | 5.70 | 0.34, 0.96, 1.48, 2.04 |
| PROMIS PAININ37 | In the past 7 days, how often did pain make you feel anxious? | 1 = Never, 2 = Rarely, 3 = Sometimes, 4 = Often, 5 = Always | 2.85 | 0.38, 1.04, 1.76, 2.55 |
| PROMIS PAININ38 | In the past 7 days, how often did you avoid social activities because it might make you hurt more? | 1 = Never, 2 = Rarely, 3 = Sometimes, 4 = Often, 5 = Always | 4.56 | 0.56, 0.99, 1.58, 2.32 |
| PROMIS PAININ40 | In the past 7 days, how often did pain prevent you from walking more than 1 mile? | 1 = Never, 2 = Rarely, 3 = Sometimes, 4 = Often, 5 = Always | 2.98 | 0.37, 0.74, 1.11, 1.55 |
| PROMIS PAININ42 | In the past 7 days, how often did pain prevent you from standing for more than one hour? | 1 = Never, 2 = Rarely, 3 = Sometimes, 4 = Often, 5 = Always | 2.74 | 0.40, 0.81, 1.23, 1.74 |
| PROMIS PAININ46 | In the past 7 days, how often did pain make it difficult for you to plan social activities? | 1 = Never, 2 = Rarely, 3 = Sometimes, 4 = Often, 5 = Always | 4.59 | 0.45, 0.94, 1.52, 2.12 |
| PROMIS PAININ47 | In the past 7 days, how often did pain prevent you from standing for more than 30 minutes? | 1 = Never, 2 = Rarely, 3 = Sometimes, 4 = Often, 5 = Always | 2.75 | 0.34, 0.82, 1.36, 1.93 |
| PROMIS PAININ48 | In the past 7 days, how much did pain interfere with your ability to do household chores? | 1 = Not at all, 2 = A little bit, 3 = Somewhat, 4 = Quite a bit, 5 = Very much | 4.80 | 0.21, 0.80, 1.34, 1.95 |
| PROMIS PAININ49 | In the past 7 days, how much did pain interfere with your ability to remember things? | 1 = Not at all, 2 = A little bit, 3 = Somewhat, 4 = Quite a bit, 5 = Very much | 3.07 | 0.88, 1.42, 1.98, 2.61 |
| PROMIS PAININ50 | In the past 7 days, how often did pain prevent you from sitting for more than 30 minutes? | 1 = Never, 2 = Rarely, 3 = Sometimes, 4 = Often, 5 = Always | 2.83 | 0.73, 1.26, 1.84, 2.59 |
| PROMIS PAININ51 | In the past 7 days, how often did pain prevent you from sitting for more than 10 minutes? | 1 = Never, 2 = Rarely, 3 = Sometimes, 4 = Often, 5 = Always | 2.53 | 1.04, 1.66, 2.34, 3.11 |
| PROMIS PAININ52 | In the past 7 days, how often was it hard to plan social activities because you didn't know if you would be in pain? | 1 = Never, 2 = Rarely, 3 = Sometimes, 4 = Often, 5 = Always | 4.65 | 0.65, 1.07, 1.56, 2.01 |
| PROMIS PAININ53 | In the past 7 days, how often did pain restrict your social life to your home? | 1 = Never, 2 = Rarely, 3 = Sometimes, 4 = Often, 5 = Always | 4.14 | 0.51, 1.00, 1.58, 2.33 |
| PROMIS PAININ54 | In the past 7 days, how often did pain keep you from getting into a standing position? | 1 = Never, 2 = Once a week or less, 3 = Once every few days, 4 = Once a day, 5 = Every few hours | 2.20 | 1.10, 1.57, 1.97, 2.29 |
| PROMIS PAININ55 | In the past 7 days, how often did pain prevent you from sitting for more than one hour? | 1 = Never, 2 = Rarely, 3 = Sometimes, 4 = Often, 5 = Always | 2.68 | 0.72, 1.20, 1.75, 2.41 |
| PROMIS PAININ56 | In the past 7 days, how irritable did you feel because of pain? | 1 = Not at all, 2 = A little bit, 3 = Somewhat, 4 = Quite a bit, 5 = Very much | 3.08 | 0.06, 0.93, 1.59, 2.21 |
| SF-36 Bodily Pain-Item 1 | How much bodily pain have you had during the past 4 weeks? | 1 = None, 2 = Very mild, 3 = Mild, 4 = Moderate, 5 = Severe, 6 = Very Severe | 2.94 | −0.92, 0.04, 0.71, 1.69, 2.69 |
| SF-36 Bodily Pain-Item 2 | During the past 4 weeks, how much did pain interfere with your normal work (including both work outside the home and housework)? | 1 = Not at all, 2 = A little bit, 3 = Moderately, 4 = Quite a bit, 5 = Extremely | 4.31 | 0.08, 0.84, 1.43, 2.16 |
| Brief Pain Inventory Item 1 | Circle the one number that describes how, during the past 24 hours, pain has interfered with your General Activity. | 0-10, where 0 = “Does not Interfere” and 10 = “Completely Interferes” | 4.40 | 0.03, 0.34, 0.61, 0.83, 1.02, 1.21, 1.44, 1.72, 2.07, 2.40 |
| Brief Pain Inventory Item 2 | Circle the one number that describes how, during the past 24 hours, pain has interfered with your Mood. | 0-10, where 0 = “Does not Interfere” and 10 = “Completely Interferes” | 3.24 | −0.09, 0.37, 0.65, 0.93, 1.07, 1.31, 1.46, 1.69, 1.98, 2.24 |
| Brief Pain Inventory Item 3 | Circle the one number that describes how, during the past 24 hours, pain has interfered with your Walkling Ability. | 0-10, where 0 = “Does not Interfere” and 10 = “Completely Interferes” | 2.78 | 0.10, 0.38, 0.57, 0.79, 0.97, 1.14, 1.32, 1.47, 1.82, 2.10 |
| Brief Pain Inventory Item 4 | Circle the one number that describes how, during the past 24 hours, pain has interfered with your Normal Work (includes both work outside the home and housework). | 0-10, where 0 = “Does not Interfere” and 10 = “Completely Interferes” | 4.35 | 0.02, 0.39, 0.6, 0.79, 0.96, 1.15, 1.34, 1.62, 1.81, 2.20 |
| Brief Pain Inventory Item 5 | Circle the one number that describes how, during the past 24 hours, pain has interfered with your Relations with other people. | 0-10, where 0 = “Does not Interfere” and 10 = “Completely Interferes” | 3.88 | 0.39, 0.71, 0.95, 1.11, 1.33, 1.46, 1.66, 1.89, 2.21, 2.72 |
| Brief Pain Inventory Item 6 | Circle the one number that describes how, during the past 24 hours, pain has interfered with your General Activity. | 0-10, where 0 = “Does not Interfere” and 10 = “Completely Interferes” | 2.61 | −0.01, 0.39, 0.64, 0.87, 1.04, 1.16, 1.31, 1.5, 1.83, 2.18 |
| Brief Pain Inventory Item 7 | Circle the one number that describes how, during the past 24 hours, pain has interfered with your Mood. | 0-10, where 0 = “Does not Interfere” and 10 = “Completely Interferes” | 4.41 | 0.06, 0.41, 0.70, 0.90, 1.06, 1.21, 1.35, 1.61, 1.81, 2.12 |